90231856

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{349}}^1$

素因数の和:494

約数の個数: 80

約数和(自身を含む): 207799200

約数和(自身を除く): 117567344

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 113, 143, 176, 208, 226, 286, 349, 452, 572, 698, 904, 1144, 1243, 1396, 1469, 1808, 2288, 2486, 2792, 2938, 3839, 4537, 4972, 5584, 5876, 7678, 9074, 9944, 11752, 15356, 16159, 18148, 19888, 23504, 30712, 32318, 36296, 39437, 49907, 61424, 64636, 72592, 78874, 99814, 129272, 157748, 199628, 258544, 315496, 399256, 433807, 512681, 630992, 798512, 867614, 1025362, 1735228, 2050724, 3470456, 4101448, 5639491, 6940912, 8202896, 11278982, 22557964, 45115928, 90231856]

約数ペア:

[(1, 90231856), (2, 45115928), (4, 22557964), (8, 11278982), (11, 8202896), (13, 6940912), (16, 5639491), (22, 4101448), (26, 3470456), (44, 2050724), (52, 1735228), (88, 1025362), (104, 867614), (113, 798512), (143, 630992), (176, 512681), (208, 433807), (226, 399256), (286, 315496), (349, 258544), (452, 199628), (572, 157748), (698, 129272), (904, 99814), (1144, 78874), (1243, 72592), (1396, 64636), (1469, 61424), (1808, 49907), (2288, 39437), (2486, 36296), (2792, 32318), (2938, 30712), (3839, 23504), (4537, 19888), (4972, 18148), (5584, 16159), (5876, 15356), (7678, 11752), (9074, 9944)]