26729125540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{409579}}^1$

素因数の和:409852

約数の個数: 48

約数和(自身を含む): 60689926080

約数和(自身を除く): 33960800540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 251, 260, 502, 1004, 1255, 2510, 3263, 5020, 6526, 13052, 16315, 32630, 65260, 409579, 819158, 1638316, 2047895, 4095790, 5324527, 8191580, 10649054, 21298108, 26622635, 53245270, 102804329, 106490540, 205608658, 411217316, 514021645, 1028043290, 1336456277, 2056086580, 2672912554, 5345825108, 6682281385, 13364562770, 26729125540]

約数ペア:

[(1, 26729125540), (2, 13364562770), (4, 6682281385), (5, 5345825108), (10, 2672912554), (13, 2056086580), (20, 1336456277), (26, 1028043290), (52, 514021645), (65, 411217316), (130, 205608658), (251, 106490540), (260, 102804329), (502, 53245270), (1004, 26622635), (1255, 21298108), (2510, 10649054), (3263, 8191580), (5020, 5324527), (6526, 4095790), (13052, 2047895), (16315, 1638316), (32630, 819158), (65260, 409579)]