817283090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:687

約数の個数: 64

約数和(自身を含む): 1614301920

約数和(自身を除く): 797018830

約数列:

[1, 2, 5, 10, 13, 26, 65, 109, 130, 137, 218, 274, 421, 545, 685, 842, 1090, 1370, 1417, 1781, 2105, 2834, 3562, 4210, 5473, 7085, 8905, 10946, 14170, 14933, 17810, 27365, 29866, 45889, 54730, 57677, 74665, 91778, 115354, 149330, 194129, 229445, 288385, 388258, 458890, 576770, 596557, 749801, 970645, 1193114, 1499602, 1941290, 2982785, 3749005, 5965570, 6286793, 7498010, 12573586, 31433965, 62867930, 81728309, 163456618, 408641545, 817283090]

約数ペア:

[(1, 817283090), (2, 408641545), (5, 163456618), (10, 81728309), (13, 62867930), (26, 31433965), (65, 12573586), (109, 7498010), (130, 6286793), (137, 5965570), (218, 3749005), (274, 2982785), (421, 1941290), (545, 1499602), (685, 1193114), (842, 970645), (1090, 749801), (1370, 596557), (1417, 576770), (1781, 458890), (2105, 388258), (2834, 288385), (3562, 229445), (4210, 194129), (5473, 149330), (7085, 115354), (8905, 91778), (10946, 74665), (14170, 57677), (14933, 54730), (17810, 45889), (27365, 29866)]