250879648

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{919}}^1$

素因数の和:1397

約数の個数: 48

約数和(自身を含む): 521640000

約数和(自身を除く): 270760352

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 449, 608, 898, 919, 1796, 1838, 3592, 3676, 7184, 7352, 8531, 14368, 14704, 17062, 17461, 29408, 34124, 34922, 68248, 69844, 136496, 139688, 272992, 279376, 412631, 558752, 825262, 1650524, 3301048, 6602096, 7839989, 13204192, 15679978, 31359956, 62719912, 125439824, 250879648]

約数ペア:

[(1, 250879648), (2, 125439824), (4, 62719912), (8, 31359956), (16, 15679978), (19, 13204192), (32, 7839989), (38, 6602096), (76, 3301048), (152, 1650524), (304, 825262), (449, 558752), (608, 412631), (898, 279376), (919, 272992), (1796, 139688), (1838, 136496), (3592, 69844), (3676, 68248), (7184, 34922), (7352, 34124), (8531, 29408), (14368, 17461), (14704, 17062)]