15950890

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 29640960

約数和(自身を除く): 13690070

約数列:

[1, 2, 5, 10, 61, 79, 122, 158, 305, 331, 395, 610, 662, 790, 1655, 3310, 4819, 9638, 20191, 24095, 26149, 40382, 48190, 52298, 100955, 130745, 201910, 261490, 1595089, 3190178, 7975445, 15950890]

約数ペア:

[(1, 15950890), (2, 7975445), (5, 3190178), (10, 1595089), (61, 261490), (79, 201910), (122, 130745), (158, 100955), (305, 52298), (331, 48190), (395, 40382), (610, 26149), (662, 24095), (790, 20191), (1655, 9638), (3310, 4819)]