40055968

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:461

約数の個数: 48

約数和(自身を含む): 82252800

約数和(自身を除く): 42196832

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 149, 248, 271, 298, 496, 542, 596, 992, 1084, 1192, 2168, 2384, 4336, 4619, 4768, 8401, 8672, 9238, 16802, 18476, 33604, 36952, 40379, 67208, 73904, 80758, 134416, 147808, 161516, 268832, 323032, 646064, 1251749, 1292128, 2503498, 5006996, 10013992, 20027984, 40055968]

約数ペア:

[(1, 40055968), (2, 20027984), (4, 10013992), (8, 5006996), (16, 2503498), (31, 1292128), (32, 1251749), (62, 646064), (124, 323032), (149, 268832), (248, 161516), (271, 147808), (298, 134416), (496, 80758), (542, 73904), (596, 67208), (992, 40379), (1084, 36952), (1192, 33604), (2168, 18476), (2384, 16802), (4336, 9238), (4619, 8672), (4768, 8401)]