68238040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{467}}^1$

素因数の和:772

約数の個数: 64

約数和(自身を含む): 166289760

約数和(自身を除く): 98051720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 281, 467, 520, 562, 934, 1124, 1405, 1868, 2248, 2335, 2810, 3653, 3736, 4670, 5620, 6071, 7306, 9340, 11240, 12142, 14612, 18265, 18680, 24284, 29224, 30355, 36530, 48568, 60710, 73060, 121420, 131227, 146120, 242840, 262454, 524908, 656135, 1049816, 1312270, 1705951, 2624540, 3411902, 5249080, 6823804, 8529755, 13647608, 17059510, 34119020, 68238040]

約数ペア:

[(1, 68238040), (2, 34119020), (4, 17059510), (5, 13647608), (8, 8529755), (10, 6823804), (13, 5249080), (20, 3411902), (26, 2624540), (40, 1705951), (52, 1312270), (65, 1049816), (104, 656135), (130, 524908), (260, 262454), (281, 242840), (467, 146120), (520, 131227), (562, 121420), (934, 73060), (1124, 60710), (1405, 48568), (1868, 36530), (2248, 30355), (2335, 29224), (2810, 24284), (3653, 18680), (3736, 18265), (4670, 14612), (5620, 12142), (6071, 11240), (7306, 9340)]