64152440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{691}}^1$

素因数の和:924

約数の個数: 64

約数和(自身を含む): 158440320

約数和(自身を除く): 94287880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 211, 220, 422, 440, 691, 844, 1055, 1382, 1688, 2110, 2321, 2764, 3455, 4220, 4642, 5528, 6910, 7601, 8440, 9284, 11605, 13820, 15202, 18568, 23210, 27640, 30404, 38005, 46420, 60808, 76010, 92840, 145801, 152020, 291602, 304040, 583204, 729005, 1166408, 1458010, 1603811, 2916020, 3207622, 5832040, 6415244, 8019055, 12830488, 16038110, 32076220, 64152440]

約数ペア:

[(1, 64152440), (2, 32076220), (4, 16038110), (5, 12830488), (8, 8019055), (10, 6415244), (11, 5832040), (20, 3207622), (22, 2916020), (40, 1603811), (44, 1458010), (55, 1166408), (88, 729005), (110, 583204), (211, 304040), (220, 291602), (422, 152020), (440, 145801), (691, 92840), (844, 76010), (1055, 60808), (1382, 46420), (1688, 38005), (2110, 30404), (2321, 27640), (2764, 23210), (3455, 18568), (4220, 15202), (4642, 13820), (5528, 11605), (6910, 9284), (7601, 8440)]