82701320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1013}}^1$

素因数の和:1194

約数の個数: 64

約数和(自身を含む): 201867120

約数和(自身を除く): 119165800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 157, 260, 314, 520, 628, 785, 1013, 1256, 1570, 2026, 2041, 3140, 4052, 4082, 5065, 6280, 8104, 8164, 10130, 10205, 13169, 16328, 20260, 20410, 26338, 40520, 40820, 52676, 65845, 81640, 105352, 131690, 159041, 263380, 318082, 526760, 636164, 795205, 1272328, 1590410, 2067533, 3180820, 4135066, 6361640, 8270132, 10337665, 16540264, 20675330, 41350660, 82701320]

約数ペア:

[(1, 82701320), (2, 41350660), (4, 20675330), (5, 16540264), (8, 10337665), (10, 8270132), (13, 6361640), (20, 4135066), (26, 3180820), (40, 2067533), (52, 1590410), (65, 1272328), (104, 795205), (130, 636164), (157, 526760), (260, 318082), (314, 263380), (520, 159041), (628, 131690), (785, 105352), (1013, 81640), (1256, 65845), (1570, 52676), (2026, 40820), (2041, 40520), (3140, 26338), (4052, 20410), (4082, 20260), (5065, 16328), (6280, 13169), (8104, 10205), (8164, 10130)]