251517632

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{383}}^1$

素因数の和:757

約数の個数: 56

約数和(自身を含む): 518111232

約数和(自身を除く): 266593600

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 331, 383, 496, 662, 766, 992, 1324, 1532, 1984, 2648, 3064, 5296, 6128, 10261, 10592, 11873, 12256, 20522, 21184, 23746, 24512, 41044, 47492, 82088, 94984, 126773, 164176, 189968, 253546, 328352, 379936, 507092, 656704, 759872, 1014184, 2028368, 3929963, 4056736, 7859926, 8113472, 15719852, 31439704, 62879408, 125758816, 251517632]

約数ペア:

[(1, 251517632), (2, 125758816), (4, 62879408), (8, 31439704), (16, 15719852), (31, 8113472), (32, 7859926), (62, 4056736), (64, 3929963), (124, 2028368), (248, 1014184), (331, 759872), (383, 656704), (496, 507092), (662, 379936), (766, 328352), (992, 253546), (1324, 189968), (1532, 164176), (1984, 126773), (2648, 94984), (3064, 82088), (5296, 47492), (6128, 41044), (10261, 24512), (10592, 23746), (11873, 21184), (12256, 20522)]