85501520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4327}}^1$

素因数の和:4372

約数の個数: 80

約数和(自身を含む): 225402240

約数和(自身を除く): 139900720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4327, 4940, 8654, 9880, 17308, 19760, 21635, 34616, 43270, 56251, 69232, 82213, 86540, 112502, 164426, 173080, 225004, 281255, 328852, 346160, 411065, 450008, 562510, 657704, 822130, 900016, 1068769, 1125020, 1315408, 1644260, 2137538, 2250040, 3288520, 4275076, 4500080, 5343845, 6577040, 8550152, 10687690, 17100304, 21375380, 42750760, 85501520]

約数ペア:

[(1, 85501520), (2, 42750760), (4, 21375380), (5, 17100304), (8, 10687690), (10, 8550152), (13, 6577040), (16, 5343845), (19, 4500080), (20, 4275076), (26, 3288520), (38, 2250040), (40, 2137538), (52, 1644260), (65, 1315408), (76, 1125020), (80, 1068769), (95, 900016), (104, 822130), (130, 657704), (152, 562510), (190, 450008), (208, 411065), (247, 346160), (260, 328852), (304, 281255), (380, 225004), (494, 173080), (520, 164426), (760, 112502), (988, 86540), (1040, 82213), (1235, 69232), (1520, 56251), (1976, 43270), (2470, 34616), (3952, 21635), (4327, 19760), (4940, 17308), (8654, 9880)]