87377420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{4049}}^1$

素因数の和:4154

約数の個数: 48

約数和(自身を含む): 200037600

約数和(自身を除く): 112660180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 1079, 1660, 2158, 4049, 4316, 5395, 8098, 10790, 16196, 20245, 21580, 40490, 52637, 80980, 105274, 210548, 263185, 336067, 526370, 672134, 1052740, 1344268, 1680335, 3360670, 4368871, 6721340, 8737742, 17475484, 21844355, 43688710, 87377420]

約数ペア:

[(1, 87377420), (2, 43688710), (4, 21844355), (5, 17475484), (10, 8737742), (13, 6721340), (20, 4368871), (26, 3360670), (52, 1680335), (65, 1344268), (83, 1052740), (130, 672134), (166, 526370), (260, 336067), (332, 263185), (415, 210548), (830, 105274), (1079, 80980), (1660, 52637), (2158, 40490), (4049, 21580), (4316, 20245), (5395, 16196), (8098, 10790)]