78443372

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{739}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 167086080

約数和(自身を除く): 88642708

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 223, 238, 446, 476, 739, 892, 1478, 1561, 2956, 3122, 3791, 5173, 6244, 7582, 10346, 12563, 15164, 20692, 25126, 26537, 50252, 53074, 87941, 106148, 164797, 175882, 329594, 351764, 659188, 1153579, 2307158, 2801549, 4614316, 5603098, 11206196, 19610843, 39221686, 78443372]

約数ペア:

[(1, 78443372), (2, 39221686), (4, 19610843), (7, 11206196), (14, 5603098), (17, 4614316), (28, 2801549), (34, 2307158), (68, 1153579), (119, 659188), (223, 351764), (238, 329594), (446, 175882), (476, 164797), (739, 106148), (892, 87941), (1478, 53074), (1561, 50252), (2956, 26537), (3122, 25126), (3791, 20692), (5173, 15164), (6244, 12563), (7582, 10346)]