1254689536

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{4273}}^1$

素因数の和:4357

約数の個数: 72

約数和(自身を含む): 2655761024

約数和(自身を除く): 1401071488

約数列:

[1, 2, 4, 8, 16, 31, 32, 37, 62, 64, 74, 124, 128, 148, 248, 256, 296, 496, 592, 992, 1147, 1184, 1984, 2294, 2368, 3968, 4273, 4588, 4736, 7936, 8546, 9176, 9472, 17092, 18352, 34184, 36704, 68368, 73408, 132463, 136736, 146816, 158101, 264926, 273472, 293632, 316202, 529852, 546944, 632404, 1059704, 1093888, 1264808, 2119408, 2529616, 4238816, 4901131, 5059232, 8477632, 9802262, 10118464, 16955264, 19604524, 20236928, 33910528, 39209048, 40473856, 78418096, 156836192, 313672384, 627344768, 1254689536]

約数ペア:

[(1, 1254689536), (2, 627344768), (4, 313672384), (8, 156836192), (16, 78418096), (31, 40473856), (32, 39209048), (37, 33910528), (62, 20236928), (64, 19604524), (74, 16955264), (124, 10118464), (128, 9802262), (148, 8477632), (248, 5059232), (256, 4901131), (296, 4238816), (496, 2529616), (592, 2119408), (992, 1264808), (1147, 1093888), (1184, 1059704), (1984, 632404), (2294, 546944), (2368, 529852), (3968, 316202), (4273, 293632), (4588, 273472), (4736, 264926), (7936, 158101), (8546, 146816), (9176, 136736), (9472, 132463), (17092, 73408), (18352, 68368), (34184, 36704)]