51022840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1901}}^1$

素因数の和:1984

約数の個数: 64

約数和(自身を含む): 127357920

約数和(自身を除く): 76335080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 671, 1220, 1342, 1901, 2440, 2684, 3355, 3802, 5368, 6710, 7604, 9505, 13420, 15208, 19010, 20911, 26840, 38020, 41822, 76040, 83644, 104555, 115961, 167288, 209110, 231922, 418220, 463844, 579805, 836440, 927688, 1159610, 1275571, 2319220, 2551142, 4638440, 5102284, 6377855, 10204568, 12755710, 25511420, 51022840]

約数ペア:

[(1, 51022840), (2, 25511420), (4, 12755710), (5, 10204568), (8, 6377855), (10, 5102284), (11, 4638440), (20, 2551142), (22, 2319220), (40, 1275571), (44, 1159610), (55, 927688), (61, 836440), (88, 579805), (110, 463844), (122, 418220), (220, 231922), (244, 209110), (305, 167288), (440, 115961), (488, 104555), (610, 83644), (671, 76040), (1220, 41822), (1342, 38020), (1901, 26840), (2440, 20911), (2684, 19010), (3355, 15208), (3802, 13420), (5368, 9505), (6710, 7604)]