161001490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1021}}^1\times {\mathrm{1213}}^1$

素因数の和:2254

約数の個数: 32

約数和(自身を含む): 312658416

約数和(自身を除く): 151656926

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1021, 1213, 2042, 2426, 5105, 6065, 10210, 12130, 13273, 15769, 26546, 31538, 66365, 78845, 132730, 157690, 1238473, 2476946, 6192365, 12384730, 16100149, 32200298, 80500745, 161001490]

約数ペア:

[(1, 161001490), (2, 80500745), (5, 32200298), (10, 16100149), (13, 12384730), (26, 6192365), (65, 2476946), (130, 1238473), (1021, 157690), (1213, 132730), (2042, 78845), (2426, 66365), (5105, 31538), (6065, 26546), (10210, 15769), (12130, 13273)]