1805444550

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{44089}}^1$

素因数の和:44127

約数の個数: 144

約数和(自身を含む): 5970138720

約数和(自身を除く): 4164694170

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 25, 26, 30, 35, 39, 42, 45, 50, 63, 65, 70, 75, 78, 90, 91, 105, 117, 126, 130, 150, 175, 182, 195, 210, 225, 234, 273, 315, 325, 350, 390, 450, 455, 525, 546, 585, 630, 650, 819, 910, 975, 1050, 1170, 1365, 1575, 1638, 1950, 2275, 2730, 2925, 3150, 4095, 4550, 5850, 6825, 8190, 13650, 20475, 40950, 44089, 88178, 132267, 220445, 264534, 308623, 396801, 440890, 573157, 617246, 661335, 793602, 925869, 1102225, 1146314, 1322670, 1543115, 1719471, 1851738, 1984005, 2204450, 2777607, 2865785, 3086230, 3306675, 3438942, 3968010, 4012099, 4629345, 5158413, 5555214, 5731570, 6613350, 7715575, 8024198, 8597355, 9258690, 9920025, 10316826, 12036297, 13888035, 14328925, 15431150, 17194710, 19840050, 20060495, 23146725, 24072594, 25792065, 27776070, 28657850, 36108891, 40120990, 42986775, 46293450, 51584130, 60181485, 69440175, 72217782, 85973550, 100302475, 120362970, 128960325, 138880350, 180544455, 200604950, 257920650, 300907425, 361088910, 601814850, 902722275, 1805444550]

約数ペア:

[(1, 1805444550), (2, 902722275), (3, 601814850), (5, 361088910), (6, 300907425), (7, 257920650), (9, 200604950), (10, 180544455), (13, 138880350), (14, 128960325), (15, 120362970), (18, 100302475), (21, 85973550), (25, 72217782), (26, 69440175), (30, 60181485), (35, 51584130), (39, 46293450), (42, 42986775), (45, 40120990), (50, 36108891), (63, 28657850), (65, 27776070), (70, 25792065), (75, 24072594), (78, 23146725), (90, 20060495), (91, 19840050), (105, 17194710), (117, 15431150), (126, 14328925), (130, 13888035), (150, 12036297), (175, 10316826), (182, 9920025), (195, 9258690), (210, 8597355), (225, 8024198), (234, 7715575), (273, 6613350), (315, 5731570), (325, 5555214), (350, 5158413), (390, 4629345), (450, 4012099), (455, 3968010), (525, 3438942), (546, 3306675), (585, 3086230), (630, 2865785), (650, 2777607), (819, 2204450), (910, 1984005), (975, 1851738), (1050, 1719471), (1170, 1543115), (1365, 1322670), (1575, 1146314), (1638, 1102225), (1950, 925869), (2275, 793602), (2730, 661335), (2925, 617246), (3150, 573157), (4095, 440890), (4550, 396801), (5850, 308623), (6825, 264534), (8190, 220445), (13650, 132267), (20475, 88178), (40950, 44089)]