801320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:114

約数の個数: 64

約数和(自身を含む): 2056320

約数和(自身を除く): 1255000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 67, 92, 104, 115, 130, 134, 184, 230, 260, 268, 299, 335, 460, 520, 536, 598, 670, 871, 920, 1196, 1340, 1495, 1541, 1742, 2392, 2680, 2990, 3082, 3484, 4355, 5980, 6164, 6968, 7705, 8710, 11960, 12328, 15410, 17420, 20033, 30820, 34840, 40066, 61640, 80132, 100165, 160264, 200330, 400660, 801320]

約数ペア:

[(1, 801320), (2, 400660), (4, 200330), (5, 160264), (8, 100165), (10, 80132), (13, 61640), (20, 40066), (23, 34840), (26, 30820), (40, 20033), (46, 17420), (52, 15410), (65, 12328), (67, 11960), (92, 8710), (104, 7705), (115, 6968), (130, 6164), (134, 5980), (184, 4355), (230, 3484), (260, 3082), (268, 2990), (299, 2680), (335, 2392), (460, 1742), (520, 1541), (536, 1495), (598, 1340), (670, 1196), (871, 920)]