528079475

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{691}}^1$

素因数の和:1116

約数の個数: 48

約数和(自身を含む): 819638016

約数和(自身を除く): 291558541

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 397, 691, 1925, 1985, 2779, 3455, 4367, 4837, 7601, 9925, 13895, 17275, 21835, 24185, 30569, 38005, 53207, 69475, 109175, 120925, 152845, 190025, 266035, 274327, 764225, 1330175, 1371635, 1920289, 3017597, 6858175, 9601445, 15087985, 21123179, 48007225, 75439925, 105615895, 528079475]

約数ペア:

[(1, 528079475), (5, 105615895), (7, 75439925), (11, 48007225), (25, 21123179), (35, 15087985), (55, 9601445), (77, 6858175), (175, 3017597), (275, 1920289), (385, 1371635), (397, 1330175), (691, 764225), (1925, 274327), (1985, 266035), (2779, 190025), (3455, 152845), (4367, 120925), (4837, 109175), (7601, 69475), (9925, 53207), (13895, 38005), (17275, 30569), (21835, 24185)]