74585875

素因数分解:

$5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 117411840

約数和(自身を除く): 42825965

約数列:

[1, 5, 7, 13, 25, 35, 65, 79, 83, 91, 125, 175, 325, 395, 415, 455, 553, 581, 875, 1027, 1079, 1625, 1975, 2075, 2275, 2765, 2905, 5135, 5395, 6557, 7189, 7553, 9875, 10375, 11375, 13825, 14525, 25675, 26975, 32785, 35945, 37765, 45899, 69125, 72625, 85241, 128375, 134875, 163925, 179725, 188825, 229495, 426205, 596687, 819625, 898625, 944125, 1147475, 2131025, 2983435, 5737375, 10655125, 14917175, 74585875]

約数ペア:

[(1, 74585875), (5, 14917175), (7, 10655125), (13, 5737375), (25, 2983435), (35, 2131025), (65, 1147475), (79, 944125), (83, 898625), (91, 819625), (125, 596687), (175, 426205), (325, 229495), (395, 188825), (415, 179725), (455, 163925), (553, 134875), (581, 128375), (875, 85241), (1027, 72625), (1079, 69125), (1625, 45899), (1975, 37765), (2075, 35945), (2275, 32785), (2765, 26975), (2905, 25675), (5135, 14525), (5395, 13825), (6557, 11375), (7189, 10375), (7553, 9875)]