53273240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{499}}^1$

素因数の和:684

約数の個数: 64

約数和(自身を含む): 127980000

約数和(自身を除く): 74706760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 157, 170, 314, 340, 499, 628, 680, 785, 998, 1256, 1570, 1996, 2495, 2669, 3140, 3992, 4990, 5338, 6280, 8483, 9980, 10676, 13345, 16966, 19960, 21352, 26690, 33932, 42415, 53380, 67864, 78343, 84830, 106760, 156686, 169660, 313372, 339320, 391715, 626744, 783430, 1331831, 1566860, 2663662, 3133720, 5327324, 6659155, 10654648, 13318310, 26636620, 53273240]

約数ペア:

[(1, 53273240), (2, 26636620), (4, 13318310), (5, 10654648), (8, 6659155), (10, 5327324), (17, 3133720), (20, 2663662), (34, 1566860), (40, 1331831), (68, 783430), (85, 626744), (136, 391715), (157, 339320), (170, 313372), (314, 169660), (340, 156686), (499, 106760), (628, 84830), (680, 78343), (785, 67864), (998, 53380), (1256, 42415), (1570, 33932), (1996, 26690), (2495, 21352), (2669, 19960), (3140, 16966), (3992, 13345), (4990, 10676), (5338, 9980), (6280, 8483)]