87740416

素因数分解:

$2^{12}\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:746

約数の個数: 52

約数和(自身を含む): 181381504

約数和(自身を除く): 93641088

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 691, 992, 1024, 1382, 1984, 2048, 2764, 3968, 4096, 5528, 7936, 11056, 15872, 21421, 22112, 31744, 42842, 44224, 63488, 85684, 88448, 126976, 171368, 176896, 342736, 353792, 685472, 707584, 1370944, 1415168, 2741888, 2830336, 5483776, 10967552, 21935104, 43870208, 87740416]

約数ペア:

[(1, 87740416), (2, 43870208), (4, 21935104), (8, 10967552), (16, 5483776), (31, 2830336), (32, 2741888), (62, 1415168), (64, 1370944), (124, 707584), (128, 685472), (248, 353792), (256, 342736), (496, 176896), (512, 171368), (691, 126976), (992, 88448), (1024, 85684), (1382, 63488), (1984, 44224), (2048, 42842), (2764, 31744), (3968, 22112), (4096, 21421), (5528, 15872), (7936, 11056)]