15391750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:250

約数の個数: 64

約数和(自身を含む): 32685120

約数和(自身を除く): 17293370

約数列:

[1, 2, 5, 10, 11, 22, 25, 29, 50, 55, 58, 110, 125, 145, 193, 250, 275, 290, 319, 386, 550, 638, 725, 965, 1375, 1450, 1595, 1930, 2123, 2750, 3190, 3625, 4246, 4825, 5597, 7250, 7975, 9650, 10615, 11194, 15950, 21230, 24125, 27985, 39875, 48250, 53075, 55970, 61567, 79750, 106150, 123134, 139925, 265375, 279850, 307835, 530750, 615670, 699625, 1399250, 1539175, 3078350, 7695875, 15391750]

約数ペア:

[(1, 15391750), (2, 7695875), (5, 3078350), (10, 1539175), (11, 1399250), (22, 699625), (25, 615670), (29, 530750), (50, 307835), (55, 279850), (58, 265375), (110, 139925), (125, 123134), (145, 106150), (193, 79750), (250, 61567), (275, 55970), (290, 53075), (319, 48250), (386, 39875), (550, 27985), (638, 24125), (725, 21230), (965, 15950), (1375, 11194), (1450, 10615), (1595, 9650), (1930, 7975), (2123, 7250), (2750, 5597), (3190, 4825), (3625, 4246)]