66355660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{3181}}^1$

素因数の和:3346

約数の個数: 48

約数和(自身を含む): 160372800

約数和(自身を除く): 94017140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 2086, 2980, 3181, 4172, 5215, 6362, 10430, 12724, 15905, 20860, 22267, 31810, 44534, 63620, 89068, 111335, 222670, 445340, 473969, 947938, 1895876, 2369845, 3317783, 4739690, 6635566, 9479380, 13271132, 16588915, 33177830, 66355660]

約数ペア:

[(1, 66355660), (2, 33177830), (4, 16588915), (5, 13271132), (7, 9479380), (10, 6635566), (14, 4739690), (20, 3317783), (28, 2369845), (35, 1895876), (70, 947938), (140, 473969), (149, 445340), (298, 222670), (596, 111335), (745, 89068), (1043, 63620), (1490, 44534), (2086, 31810), (2980, 22267), (3181, 20860), (4172, 15905), (5215, 12724), (6362, 10430)]