64937080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2657}}^1$

素因数の和:2728

約数の個数: 64

約数和(自身を含む): 160755840

約数和(自身を除く): 95818760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 188, 235, 260, 376, 470, 520, 611, 940, 1222, 1880, 2444, 2657, 3055, 4888, 5314, 6110, 10628, 12220, 13285, 21256, 24440, 26570, 34541, 53140, 69082, 106280, 124879, 138164, 172705, 249758, 276328, 345410, 499516, 624395, 690820, 999032, 1248790, 1381640, 1623427, 2497580, 3246854, 4995160, 6493708, 8117135, 12987416, 16234270, 32468540, 64937080]

約数ペア:

[(1, 64937080), (2, 32468540), (4, 16234270), (5, 12987416), (8, 8117135), (10, 6493708), (13, 4995160), (20, 3246854), (26, 2497580), (40, 1623427), (47, 1381640), (52, 1248790), (65, 999032), (94, 690820), (104, 624395), (130, 499516), (188, 345410), (235, 276328), (260, 249758), (376, 172705), (470, 138164), (520, 124879), (611, 106280), (940, 69082), (1222, 53140), (1880, 34541), (2444, 26570), (2657, 24440), (3055, 21256), (4888, 13285), (5314, 12220), (6110, 10628)]