726740990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{821}}^1$

素因数の和:1013

約数の個数: 64

約数和(自身を含む): 1431779328

約数和(自身を除く): 705038338

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 127, 170, 205, 254, 410, 635, 697, 821, 1270, 1394, 1642, 2159, 3485, 4105, 4318, 5207, 6970, 8210, 10414, 10795, 13957, 21590, 26035, 27914, 33661, 52070, 67322, 69785, 88519, 104267, 139570, 168305, 177038, 208534, 336610, 442595, 521335, 572237, 885190, 1042670, 1144474, 1772539, 2861185, 3545078, 4274947, 5722370, 8549894, 8862695, 17725390, 21374735, 42749470, 72674099, 145348198, 363370495, 726740990]

約数ペア:

[(1, 726740990), (2, 363370495), (5, 145348198), (10, 72674099), (17, 42749470), (34, 21374735), (41, 17725390), (82, 8862695), (85, 8549894), (127, 5722370), (170, 4274947), (205, 3545078), (254, 2861185), (410, 1772539), (635, 1144474), (697, 1042670), (821, 885190), (1270, 572237), (1394, 521335), (1642, 442595), (2159, 336610), (3485, 208534), (4105, 177038), (4318, 168305), (5207, 139570), (6970, 104267), (8210, 88519), (10414, 69785), (10795, 67322), (13957, 52070), (21590, 33661), (26035, 27914)]