381375752

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{359}}^1$

素因数の和:654

約数の個数: 64

約数和(自身を含む): 784080000

約数和(自身を除く): 402704248

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 76, 116, 152, 232, 241, 359, 482, 551, 718, 964, 1102, 1436, 1928, 2204, 2872, 4408, 4579, 6821, 6989, 9158, 10411, 13642, 13978, 18316, 20822, 27284, 27956, 36632, 41644, 54568, 55912, 83288, 86519, 132791, 173038, 197809, 265582, 346076, 395618, 531164, 692152, 791236, 1062328, 1582472, 1643861, 2509051, 3287722, 5018102, 6575444, 10036204, 13150888, 20072408, 47671969, 95343938, 190687876, 381375752]

約数ペア:

[(1, 381375752), (2, 190687876), (4, 95343938), (8, 47671969), (19, 20072408), (29, 13150888), (38, 10036204), (58, 6575444), (76, 5018102), (116, 3287722), (152, 2509051), (232, 1643861), (241, 1582472), (359, 1062328), (482, 791236), (551, 692152), (718, 531164), (964, 395618), (1102, 346076), (1436, 265582), (1928, 197809), (2204, 173038), (2872, 132791), (4408, 86519), (4579, 83288), (6821, 55912), (6989, 54568), (9158, 41644), (10411, 36632), (13642, 27956), (13978, 27284), (18316, 20822)]