64864350

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:235

約数の個数: 144

約数和(自身を含む): 188894160

約数和(自身を除く): 124029810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 30, 34, 45, 50, 51, 61, 75, 85, 90, 102, 122, 139, 150, 153, 170, 183, 225, 255, 278, 305, 306, 366, 417, 425, 450, 510, 549, 610, 695, 765, 834, 850, 915, 1037, 1098, 1251, 1275, 1390, 1525, 1530, 1830, 2074, 2085, 2363, 2502, 2550, 2745, 3050, 3111, 3475, 3825, 4170, 4575, 4726, 5185, 5490, 6222, 6255, 6950, 7089, 7650, 8479, 9150, 9333, 10370, 10425, 11815, 12510, 13725, 14178, 15555, 16958, 18666, 20850, 21267, 23630, 25437, 25925, 27450, 31110, 31275, 35445, 42395, 42534, 46665, 50874, 51850, 59075, 62550, 70890, 76311, 77775, 84790, 93330, 106335, 118150, 127185, 144143, 152622, 155550, 177225, 211975, 212670, 233325, 254370, 288286, 354450, 381555, 423950, 432429, 466650, 531675, 635925, 720715, 763110, 864858, 1063350, 1271850, 1297287, 1441430, 1907775, 2162145, 2594574, 3603575, 3815550, 4324290, 6486435, 7207150, 10810725, 12972870, 21621450, 32432175, 64864350]

約数ペア:

[(1, 64864350), (2, 32432175), (3, 21621450), (5, 12972870), (6, 10810725), (9, 7207150), (10, 6486435), (15, 4324290), (17, 3815550), (18, 3603575), (25, 2594574), (30, 2162145), (34, 1907775), (45, 1441430), (50, 1297287), (51, 1271850), (61, 1063350), (75, 864858), (85, 763110), (90, 720715), (102, 635925), (122, 531675), (139, 466650), (150, 432429), (153, 423950), (170, 381555), (183, 354450), (225, 288286), (255, 254370), (278, 233325), (305, 212670), (306, 211975), (366, 177225), (417, 155550), (425, 152622), (450, 144143), (510, 127185), (549, 118150), (610, 106335), (695, 93330), (765, 84790), (834, 77775), (850, 76311), (915, 70890), (1037, 62550), (1098, 59075), (1251, 51850), (1275, 50874), (1390, 46665), (1525, 42534), (1530, 42395), (1830, 35445), (2074, 31275), (2085, 31110), (2363, 27450), (2502, 25925), (2550, 25437), (2745, 23630), (3050, 21267), (3111, 20850), (3475, 18666), (3825, 16958), (4170, 15555), (4575, 14178), (4726, 13725), (5185, 12510), (5490, 11815), (6222, 10425), (6255, 10370), (6950, 9333), (7089, 9150), (7650, 8479)]