2908528025

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:331

約数の個数: 72

約数和(自身を含む): 4056240384

約数和(自身を除く): 1147712359

約数列:

[1, 5, 13, 25, 47, 65, 97, 151, 169, 235, 325, 485, 611, 755, 845, 1175, 1261, 1963, 2425, 3055, 3775, 4225, 4559, 6305, 7097, 7943, 9815, 14647, 15275, 16393, 22795, 25519, 31525, 35485, 39715, 49075, 59267, 73235, 81965, 92261, 113975, 127595, 177425, 190411, 198575, 296335, 366175, 409825, 461305, 637975, 688409, 770471, 952055, 1199393, 1481675, 2306525, 2475343, 3442045, 3852355, 4760275, 5996965, 8949317, 12376715, 17210225, 19261775, 29984825, 44746585, 61883575, 116341121, 223732925, 581705605, 2908528025]

約数ペア:

[(1, 2908528025), (5, 581705605), (13, 223732925), (25, 116341121), (47, 61883575), (65, 44746585), (97, 29984825), (151, 19261775), (169, 17210225), (235, 12376715), (325, 8949317), (485, 5996965), (611, 4760275), (755, 3852355), (845, 3442045), (1175, 2475343), (1261, 2306525), (1963, 1481675), (2425, 1199393), (3055, 952055), (3775, 770471), (4225, 688409), (4559, 637975), (6305, 461305), (7097, 409825), (7943, 366175), (9815, 296335), (14647, 198575), (15275, 190411), (16393, 177425), (22795, 127595), (25519, 113975), (31525, 92261), (35485, 81965), (39715, 73235), (49075, 59267)]