71700520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1091}}^1$

素因数の和:1186

約数の個数: 64

約数和(自身を含む): 169827840

約数和(自身を除く): 98127320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 53, 62, 106, 124, 155, 212, 248, 265, 310, 424, 530, 620, 1060, 1091, 1240, 1643, 2120, 2182, 3286, 4364, 5455, 6572, 8215, 8728, 10910, 13144, 16430, 21820, 32860, 33821, 43640, 57823, 65720, 67642, 115646, 135284, 169105, 231292, 270568, 289115, 338210, 462584, 578230, 676420, 1156460, 1352840, 1792513, 2312920, 3585026, 7170052, 8962565, 14340104, 17925130, 35850260, 71700520]

約数ペア:

[(1, 71700520), (2, 35850260), (4, 17925130), (5, 14340104), (8, 8962565), (10, 7170052), (20, 3585026), (31, 2312920), (40, 1792513), (53, 1352840), (62, 1156460), (106, 676420), (124, 578230), (155, 462584), (212, 338210), (248, 289115), (265, 270568), (310, 231292), (424, 169105), (530, 135284), (620, 115646), (1060, 67642), (1091, 65720), (1240, 57823), (1643, 43640), (2120, 33821), (2182, 32860), (3286, 21820), (4364, 16430), (5455, 13144), (6572, 10910), (8215, 8728)]