78975352

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 161280000

約数和(自身を除く): 82304648

約数列:

[1, 2, 4, 8, 29, 31, 58, 62, 79, 116, 124, 139, 158, 232, 248, 278, 316, 556, 632, 899, 1112, 1798, 2291, 2449, 3596, 4031, 4309, 4582, 4898, 7192, 8062, 8618, 9164, 9796, 10981, 16124, 17236, 18328, 19592, 21962, 32248, 34472, 43924, 71021, 87848, 124961, 142042, 249922, 284084, 318449, 340411, 499844, 568168, 636898, 680822, 999688, 1273796, 1361644, 2547592, 2723288, 9871919, 19743838, 39487676, 78975352]

約数ペア:

[(1, 78975352), (2, 39487676), (4, 19743838), (8, 9871919), (29, 2723288), (31, 2547592), (58, 1361644), (62, 1273796), (79, 999688), (116, 680822), (124, 636898), (139, 568168), (158, 499844), (232, 340411), (248, 318449), (278, 284084), (316, 249922), (556, 142042), (632, 124961), (899, 87848), (1112, 71021), (1798, 43924), (2291, 34472), (2449, 32248), (3596, 21962), (4031, 19592), (4309, 18328), (4582, 17236), (4898, 16124), (7192, 10981), (8062, 9796), (8618, 9164)]