85003568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:334

約数の個数: 80

約数和(自身を含む): 189258720

約数和(自身を除く): 104255152

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 137, 152, 157, 208, 247, 274, 304, 314, 494, 548, 628, 988, 1096, 1256, 1781, 1976, 2041, 2192, 2512, 2603, 2983, 3562, 3952, 4082, 5206, 5966, 7124, 8164, 10412, 11932, 14248, 16328, 20824, 21509, 23864, 28496, 32656, 33839, 38779, 41648, 43018, 47728, 67678, 77558, 86036, 135356, 155116, 172072, 270712, 279617, 310232, 344144, 408671, 541424, 559234, 620464, 817342, 1118468, 1634684, 2236936, 3269368, 4473872, 5312723, 6538736, 10625446, 21250892, 42501784, 85003568]

約数ペア:

[(1, 85003568), (2, 42501784), (4, 21250892), (8, 10625446), (13, 6538736), (16, 5312723), (19, 4473872), (26, 3269368), (38, 2236936), (52, 1634684), (76, 1118468), (104, 817342), (137, 620464), (152, 559234), (157, 541424), (208, 408671), (247, 344144), (274, 310232), (304, 279617), (314, 270712), (494, 172072), (548, 155116), (628, 135356), (988, 86036), (1096, 77558), (1256, 67678), (1781, 47728), (1976, 43018), (2041, 41648), (2192, 38779), (2512, 33839), (2603, 32656), (2983, 28496), (3562, 23864), (3952, 21509), (4082, 20824), (5206, 16328), (5966, 14248), (7124, 11932), (8164, 10412)]