64381460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{22511}}^1$

素因数の和:22544

約数の個数: 48

約数和(自身を含む): 158844672

約数和(自身を除く): 94463212

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 22511, 45022, 90044, 112555, 225110, 247621, 292643, 450220, 495242, 585286, 990484, 1170572, 1238105, 1463215, 2476210, 2926430, 3219073, 4952420, 5852860, 6438146, 12876292, 16095365, 32190730, 64381460]

約数ペア:

[(1, 64381460), (2, 32190730), (4, 16095365), (5, 12876292), (10, 6438146), (11, 5852860), (13, 4952420), (20, 3219073), (22, 2926430), (26, 2476210), (44, 1463215), (52, 1238105), (55, 1170572), (65, 990484), (110, 585286), (130, 495242), (143, 450220), (220, 292643), (260, 247621), (286, 225110), (572, 112555), (715, 90044), (1430, 45022), (2860, 22511)]