385280475

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1499}}^1$

素因数の和:1684

約数の個数: 48

約数和(自身を含む): 669600000

約数和(自身を除く): 284319525

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 149, 345, 447, 575, 745, 1499, 1725, 2235, 3427, 3725, 4497, 7495, 10281, 11175, 17135, 22485, 34477, 37475, 51405, 85675, 103431, 112425, 172385, 223351, 257025, 517155, 670053, 861925, 1116755, 2585775, 3350265, 5137073, 5583775, 15411219, 16751325, 25685365, 77056095, 128426825, 385280475]

約数ペア:

[(1, 385280475), (3, 128426825), (5, 77056095), (15, 25685365), (23, 16751325), (25, 15411219), (69, 5583775), (75, 5137073), (115, 3350265), (149, 2585775), (345, 1116755), (447, 861925), (575, 670053), (745, 517155), (1499, 257025), (1725, 223351), (2235, 172385), (3427, 112425), (3725, 103431), (4497, 85675), (7495, 51405), (10281, 37475), (11175, 34477), (17135, 22485)]