85649720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8669}}^1$

素因数の和:8712

約数の個数: 64

約数和(自身を含む): 218484000

約数和(自身を除く): 132834280

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 8669, 9880, 17338, 34676, 43345, 69352, 86690, 112697, 164711, 173380, 225394, 329422, 346760, 450788, 563485, 658844, 823555, 901576, 1126970, 1317688, 1647110, 2141243, 2253940, 3294220, 4282486, 4507880, 6588440, 8564972, 10706215, 17129944, 21412430, 42824860, 85649720]

約数ペア:

[(1, 85649720), (2, 42824860), (4, 21412430), (5, 17129944), (8, 10706215), (10, 8564972), (13, 6588440), (19, 4507880), (20, 4282486), (26, 3294220), (38, 2253940), (40, 2141243), (52, 1647110), (65, 1317688), (76, 1126970), (95, 901576), (104, 823555), (130, 658844), (152, 563485), (190, 450788), (247, 346760), (260, 329422), (380, 225394), (494, 173380), (520, 164711), (760, 112697), (988, 86690), (1235, 69352), (1976, 43345), (2470, 34676), (4940, 17338), (8669, 9880)]