130618240

素因数分解:

$2^7\times 5^1\times {\mathrm{409}}^1\times {\mathrm{499}}^1$

素因数の和:927

約数の個数: 64

約数和(自身を含む): 313650000

約数和(自身を除く): 183031760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 409, 499, 640, 818, 998, 1636, 1996, 2045, 2495, 3272, 3992, 4090, 4990, 6544, 7984, 8180, 9980, 13088, 15968, 16360, 19960, 26176, 31936, 32720, 39920, 52352, 63872, 65440, 79840, 130880, 159680, 204091, 261760, 319360, 408182, 816364, 1020455, 1632728, 2040910, 3265456, 4081820, 6530912, 8163640, 13061824, 16327280, 26123648, 32654560, 65309120, 130618240]

約数ペア:

[(1, 130618240), (2, 65309120), (4, 32654560), (5, 26123648), (8, 16327280), (10, 13061824), (16, 8163640), (20, 6530912), (32, 4081820), (40, 3265456), (64, 2040910), (80, 1632728), (128, 1020455), (160, 816364), (320, 408182), (409, 319360), (499, 261760), (640, 204091), (818, 159680), (998, 130880), (1636, 79840), (1996, 65440), (2045, 63872), (2495, 52352), (3272, 39920), (3992, 32720), (4090, 31936), (4990, 26176), (6544, 19960), (7984, 16360), (8180, 15968), (9980, 13088)]