65720997290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1621}}^1\times {\mathrm{8429}}^1$

素因数の和:10107

約数の個数: 64

約数和(自身を含む): 130937052960

約数和(自身を除く): 65216055670

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 1621, 2405, 3242, 4810, 8105, 8429, 16210, 16858, 21073, 42145, 42146, 59977, 84290, 105365, 109577, 119954, 210730, 219154, 299885, 311873, 547885, 599770, 623746, 779701, 1095770, 1559365, 1559402, 3118730, 3898505, 4054349, 7797010, 8108698, 13663409, 20271745, 27326818, 40543490, 68317045, 136634090, 177624317, 355248634, 505546133, 888121585, 1011092266, 1776243170, 2527730665, 5055461330, 6572099729, 13144199458, 32860498645, 65720997290]

約数ペア:

[(1, 65720997290), (2, 32860498645), (5, 13144199458), (10, 6572099729), (13, 5055461330), (26, 2527730665), (37, 1776243170), (65, 1011092266), (74, 888121585), (130, 505546133), (185, 355248634), (370, 177624317), (481, 136634090), (962, 68317045), (1621, 40543490), (2405, 27326818), (3242, 20271745), (4810, 13663409), (8105, 8108698), (8429, 7797010), (16210, 4054349), (16858, 3898505), (21073, 3118730), (42145, 1559402), (42146, 1559365), (59977, 1095770), (84290, 779701), (105365, 623746), (109577, 599770), (119954, 547885), (210730, 311873), (219154, 299885)]