901319575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{653}}^1$

素因数の和:844

約数の個数: 48

約数和(自身を含む): 1253419776

約数和(自身を除く): 352100201

約数列:

[1, 5, 13, 25, 31, 65, 137, 155, 325, 403, 653, 685, 775, 1781, 2015, 3265, 3425, 4247, 8489, 8905, 10075, 16325, 20243, 21235, 42445, 44525, 55211, 89461, 101215, 106175, 212225, 263159, 276055, 447305, 506075, 1162993, 1315795, 1380275, 2236525, 2773291, 5814965, 6578975, 13866455, 29074825, 36052783, 69332275, 180263915, 901319575]

約数ペア:

[(1, 901319575), (5, 180263915), (13, 69332275), (25, 36052783), (31, 29074825), (65, 13866455), (137, 6578975), (155, 5814965), (325, 2773291), (403, 2236525), (653, 1380275), (685, 1315795), (775, 1162993), (1781, 506075), (2015, 447305), (3265, 276055), (3425, 263159), (4247, 212225), (8489, 106175), (8905, 101215), (10075, 89461), (16325, 55211), (20243, 44525), (21235, 42445)]