31767190

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4987}}^1$

素因数の和:5021

約数の個数: 48

約数和(自身を含む): 71647632

約数和(自身を除く): 39880442

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 4987, 6370, 9974, 24935, 34909, 49870, 64831, 69818, 129662, 174545, 244363, 324155, 349090, 453817, 488726, 648310, 907634, 1221815, 2269085, 2443630, 3176719, 4538170, 6353438, 15883595, 31767190]

約数ペア:

[(1, 31767190), (2, 15883595), (5, 6353438), (7, 4538170), (10, 3176719), (13, 2443630), (14, 2269085), (26, 1221815), (35, 907634), (49, 648310), (65, 488726), (70, 453817), (91, 349090), (98, 324155), (130, 244363), (182, 174545), (245, 129662), (455, 69818), (490, 64831), (637, 49870), (910, 34909), (1274, 24935), (3185, 9974), (4987, 6370)]