128424896

素因数分解:

$2^6\times {\mathrm{97}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:397

約数の個数: 56

約数和(自身を含む): 261067296

約数和(自身を除く): 132642400

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 137, 151, 194, 274, 302, 388, 548, 604, 776, 1096, 1208, 1552, 2192, 2416, 3104, 4384, 4832, 6208, 8768, 9664, 13289, 14647, 20687, 26578, 29294, 41374, 53156, 58588, 82748, 106312, 117176, 165496, 212624, 234352, 330992, 425248, 468704, 661984, 850496, 937408, 1323968, 2006639, 4013278, 8026556, 16053112, 32106224, 64212448, 128424896]

約数ペア:

[(1, 128424896), (2, 64212448), (4, 32106224), (8, 16053112), (16, 8026556), (32, 4013278), (64, 2006639), (97, 1323968), (137, 937408), (151, 850496), (194, 661984), (274, 468704), (302, 425248), (388, 330992), (548, 234352), (604, 212624), (776, 165496), (1096, 117176), (1208, 106312), (1552, 82748), (2192, 58588), (2416, 53156), (3104, 41374), (4384, 29294), (4832, 26578), (6208, 20687), (8768, 14647), (9664, 13289)]