81913650

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1$

素因数の和:405

約数の個数: 192

約数和(自身を含む): 265483008

約数和(自身を除く): 183569358

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 17, 21, 25, 26, 30, 34, 35, 39, 42, 50, 51, 65, 70, 75, 78, 85, 91, 102, 105, 119, 130, 150, 170, 175, 182, 195, 210, 221, 238, 255, 273, 325, 350, 353, 357, 390, 425, 442, 455, 510, 525, 546, 595, 650, 663, 706, 714, 850, 910, 975, 1050, 1059, 1105, 1190, 1275, 1326, 1365, 1547, 1765, 1785, 1950, 2118, 2210, 2275, 2471, 2550, 2730, 2975, 3094, 3315, 3530, 3570, 4550, 4589, 4641, 4942, 5295, 5525, 5950, 6001, 6630, 6825, 7413, 7735, 8825, 8925, 9178, 9282, 10590, 11050, 12002, 12355, 13650, 13767, 14826, 15470, 16575, 17650, 17850, 18003, 22945, 23205, 24710, 26475, 27534, 30005, 32123, 33150, 36006, 37065, 38675, 42007, 45890, 46410, 52950, 60010, 61775, 64246, 68835, 74130, 77350, 78013, 84014, 90015, 96369, 114725, 116025, 123550, 126021, 137670, 150025, 156026, 160615, 180030, 185325, 192738, 210035, 229450, 232050, 234039, 252042, 300050, 321230, 344175, 370650, 390065, 420070, 450075, 468078, 481845, 546091, 630105, 688350, 780130, 803075, 900150, 963690, 1050175, 1092182, 1170195, 1260210, 1606150, 1638273, 1950325, 2100350, 2340390, 2409225, 2730455, 3150525, 3276546, 3900650, 4818450, 5460910, 5850975, 6301050, 8191365, 11701950, 13652275, 16382730, 27304550, 40956825, 81913650]

約数ペア:

[(1, 81913650), (2, 40956825), (3, 27304550), (5, 16382730), (6, 13652275), (7, 11701950), (10, 8191365), (13, 6301050), (14, 5850975), (15, 5460910), (17, 4818450), (21, 3900650), (25, 3276546), (26, 3150525), (30, 2730455), (34, 2409225), (35, 2340390), (39, 2100350), (42, 1950325), (50, 1638273), (51, 1606150), (65, 1260210), (70, 1170195), (75, 1092182), (78, 1050175), (85, 963690), (91, 900150), (102, 803075), (105, 780130), (119, 688350), (130, 630105), (150, 546091), (170, 481845), (175, 468078), (182, 450075), (195, 420070), (210, 390065), (221, 370650), (238, 344175), (255, 321230), (273, 300050), (325, 252042), (350, 234039), (353, 232050), (357, 229450), (390, 210035), (425, 192738), (442, 185325), (455, 180030), (510, 160615), (525, 156026), (546, 150025), (595, 137670), (650, 126021), (663, 123550), (706, 116025), (714, 114725), (850, 96369), (910, 90015), (975, 84014), (1050, 78013), (1059, 77350), (1105, 74130), (1190, 68835), (1275, 64246), (1326, 61775), (1365, 60010), (1547, 52950), (1765, 46410), (1785, 45890), (1950, 42007), (2118, 38675), (2210, 37065), (2275, 36006), (2471, 33150), (2550, 32123), (2730, 30005), (2975, 27534), (3094, 26475), (3315, 24710), (3530, 23205), (3570, 22945), (4550, 18003), (4589, 17850), (4641, 17650), (4942, 16575), (5295, 15470), (5525, 14826), (5950, 13767), (6001, 13650), (6630, 12355), (6825, 12002), (7413, 11050), (7735, 10590), (8825, 9282), (8925, 9178)]