25430486840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6971}}^1\times {\mathrm{8291}}^1$

素因数の和:15284

約数の個数: 64

約数和(自身を含む): 62436769920

約数和(自身を除く): 37006283080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 6971, 8291, 13942, 16582, 27884, 33164, 34855, 41455, 55768, 66328, 69710, 76681, 82910, 91201, 139420, 153362, 165820, 182402, 278840, 306724, 331640, 364804, 383405, 456005, 613448, 729608, 766810, 912010, 1533620, 1824020, 3067240, 3648040, 57796561, 115593122, 231186244, 288982805, 462372488, 577965610, 635762171, 1155931220, 1271524342, 2311862440, 2543048684, 3178810855, 5086097368, 6357621710, 12715243420, 25430486840]

約数ペア:

[(1, 25430486840), (2, 12715243420), (4, 6357621710), (5, 5086097368), (8, 3178810855), (10, 2543048684), (11, 2311862440), (20, 1271524342), (22, 1155931220), (40, 635762171), (44, 577965610), (55, 462372488), (88, 288982805), (110, 231186244), (220, 115593122), (440, 57796561), (6971, 3648040), (8291, 3067240), (13942, 1824020), (16582, 1533620), (27884, 912010), (33164, 766810), (34855, 729608), (41455, 613448), (55768, 456005), (66328, 383405), (69710, 364804), (76681, 331640), (82910, 306724), (91201, 278840), (139420, 182402), (153362, 165820)]