3888894448

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{1627}}^1$

素因数の和:1806

約数の個数: 80

約数和(自身を含む): 8010280960

約数和(自身を除く): 4121386512

約数列:

[1, 2, 4, 8, 16, 31, 61, 62, 79, 122, 124, 158, 244, 248, 316, 488, 496, 632, 976, 1264, 1627, 1891, 2449, 3254, 3782, 4819, 4898, 6508, 7564, 9638, 9796, 13016, 15128, 19276, 19592, 26032, 30256, 38552, 39184, 50437, 77104, 99247, 100874, 128533, 149389, 198494, 201748, 257066, 298778, 396988, 403496, 514132, 597556, 793976, 806992, 1028264, 1195112, 1587952, 2056528, 2390224, 3076657, 3984523, 6153314, 7840513, 7969046, 12306628, 15681026, 15938092, 24613256, 31362052, 31876184, 49226512, 62724104, 63752368, 125448208, 243055903, 486111806, 972223612, 1944447224, 3888894448]

約数ペア:

[(1, 3888894448), (2, 1944447224), (4, 972223612), (8, 486111806), (16, 243055903), (31, 125448208), (61, 63752368), (62, 62724104), (79, 49226512), (122, 31876184), (124, 31362052), (158, 24613256), (244, 15938092), (248, 15681026), (316, 12306628), (488, 7969046), (496, 7840513), (632, 6153314), (976, 3984523), (1264, 3076657), (1627, 2390224), (1891, 2056528), (2449, 1587952), (3254, 1195112), (3782, 1028264), (4819, 806992), (4898, 793976), (6508, 597556), (7564, 514132), (9638, 403496), (9796, 396988), (13016, 298778), (15128, 257066), (19276, 201748), (19592, 198494), (26032, 149389), (30256, 128533), (38552, 100874), (39184, 99247), (50437, 77104)]