66154720

素因数分解:

$2^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3659}}^1$

素因数の和:3787

約数の個数: 48

約数和(自身を含む): 157716720

約数和(自身を除く): 91562000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 113, 160, 226, 452, 565, 904, 1130, 1808, 2260, 3616, 3659, 4520, 7318, 9040, 14636, 18080, 18295, 29272, 36590, 58544, 73180, 117088, 146360, 292720, 413467, 585440, 826934, 1653868, 2067335, 3307736, 4134670, 6615472, 8269340, 13230944, 16538680, 33077360, 66154720]

約数ペア:

[(1, 66154720), (2, 33077360), (4, 16538680), (5, 13230944), (8, 8269340), (10, 6615472), (16, 4134670), (20, 3307736), (32, 2067335), (40, 1653868), (80, 826934), (113, 585440), (160, 413467), (226, 292720), (452, 146360), (565, 117088), (904, 73180), (1130, 58544), (1808, 36590), (2260, 29272), (3616, 18295), (3659, 18080), (4520, 14636), (7318, 9040)]