406482050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{773}}^1\times {\mathrm{809}}^1$

素因数の和:1607

約数の個数: 48

約数和(自身を含む): 816275880

約数和(自身を除く): 409793830

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 773, 809, 1546, 1618, 3865, 4045, 7730, 8090, 10049, 10517, 19325, 20098, 20225, 21034, 38650, 40450, 50245, 52585, 100490, 105170, 251225, 262925, 502450, 525850, 625357, 1250714, 3126785, 6253570, 8129641, 15633925, 16259282, 31267850, 40648205, 81296410, 203241025, 406482050]

約数ペア:

[(1, 406482050), (2, 203241025), (5, 81296410), (10, 40648205), (13, 31267850), (25, 16259282), (26, 15633925), (50, 8129641), (65, 6253570), (130, 3126785), (325, 1250714), (650, 625357), (773, 525850), (809, 502450), (1546, 262925), (1618, 251225), (3865, 105170), (4045, 100490), (7730, 52585), (8090, 50245), (10049, 40450), (10517, 38650), (19325, 21034), (20098, 20225)]