66791540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 150504480

約数和(自身を除く): 83712940

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 59, 92, 107, 115, 118, 214, 230, 236, 295, 428, 460, 529, 535, 590, 1058, 1070, 1180, 1357, 2116, 2140, 2461, 2645, 2714, 4922, 5290, 5428, 6313, 6785, 9844, 10580, 12305, 12626, 13570, 24610, 25252, 27140, 31211, 31565, 49220, 56603, 62422, 63130, 113206, 124844, 126260, 145199, 156055, 226412, 283015, 290398, 312110, 566030, 580796, 624220, 725995, 1132060, 1451990, 2903980, 3339577, 6679154, 13358308, 16697885, 33395770, 66791540]

約数ペア:

[(1, 66791540), (2, 33395770), (4, 16697885), (5, 13358308), (10, 6679154), (20, 3339577), (23, 2903980), (46, 1451990), (59, 1132060), (92, 725995), (107, 624220), (115, 580796), (118, 566030), (214, 312110), (230, 290398), (236, 283015), (295, 226412), (428, 156055), (460, 145199), (529, 126260), (535, 124844), (590, 113206), (1058, 63130), (1070, 62422), (1180, 56603), (1357, 49220), (2116, 31565), (2140, 31211), (2461, 27140), (2645, 25252), (2714, 24610), (4922, 13570), (5290, 12626), (5428, 12305), (6313, 10580), (6785, 9844)]