65477425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 92549632

約数和(自身を除く): 27072207

約数列:

[1, 5, 13, 25, 31, 65, 67, 97, 155, 325, 335, 403, 485, 775, 871, 1261, 1675, 2015, 2077, 2425, 3007, 4355, 6305, 6499, 10075, 10385, 15035, 21775, 27001, 31525, 32495, 39091, 51925, 75175, 84487, 135005, 162475, 195455, 201469, 422435, 675025, 977275, 1007345, 2112175, 2619097, 5036725, 13095485, 65477425]

約数ペア:

[(1, 65477425), (5, 13095485), (13, 5036725), (25, 2619097), (31, 2112175), (65, 1007345), (67, 977275), (97, 675025), (155, 422435), (325, 201469), (335, 195455), (403, 162475), (485, 135005), (775, 84487), (871, 75175), (1261, 51925), (1675, 39091), (2015, 32495), (2077, 31525), (2425, 27001), (3007, 21775), (4355, 15035), (6305, 10385), (6499, 10075)]