20050673475

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{140929}}^1$

素因数の和:141220

約数の個数: 48

約数和(自身を含む): 38026296320

約数和(自身を除く): 17975622845

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 271, 525, 813, 1355, 1897, 4065, 5691, 6775, 9485, 20325, 28455, 47425, 140929, 142275, 422787, 704645, 986503, 2113935, 2959509, 3523225, 4932515, 10569675, 14797545, 24662575, 38191759, 73987725, 114575277, 190958795, 267342313, 572876385, 802026939, 954793975, 1336711565, 2864381925, 4010134695, 6683557825, 20050673475]

約数ペア:

[(1, 20050673475), (3, 6683557825), (5, 4010134695), (7, 2864381925), (15, 1336711565), (21, 954793975), (25, 802026939), (35, 572876385), (75, 267342313), (105, 190958795), (175, 114575277), (271, 73987725), (525, 38191759), (813, 24662575), (1355, 14797545), (1897, 10569675), (4065, 4932515), (5691, 3523225), (6775, 2959509), (9485, 2113935), (20325, 986503), (28455, 704645), (47425, 422787), (140929, 142275)]