380147425

素因数分解:

$5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 553536000

約数和(自身を除く): 173388575

約数列:

[1, 5, 7, 25, 35, 61, 149, 175, 239, 305, 427, 745, 1043, 1195, 1525, 1673, 2135, 3725, 5215, 5975, 8365, 9089, 10675, 14579, 26075, 35611, 41825, 45445, 63623, 72895, 102053, 178055, 227225, 249277, 318115, 364475, 510265, 890275, 1246385, 1590575, 2172271, 2551325, 6231925, 10861355, 15205897, 54306775, 76029485, 380147425]

約数ペア:

[(1, 380147425), (5, 76029485), (7, 54306775), (25, 15205897), (35, 10861355), (61, 6231925), (149, 2551325), (175, 2172271), (239, 1590575), (305, 1246385), (427, 890275), (745, 510265), (1043, 364475), (1195, 318115), (1525, 249277), (1673, 227225), (2135, 178055), (3725, 102053), (5215, 72895), (5975, 63623), (8365, 45445), (9089, 41825), (10675, 35611), (14579, 26075)]