80243865

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15241}}^1$

素因数の和:15271

約数の個数: 40

約数和(自身を含む): 154919688

約数和(自身を除く): 74675823

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 351, 405, 585, 1053, 1755, 5265, 15241, 45723, 76205, 137169, 198133, 228615, 411507, 594399, 685845, 990665, 1234521, 1783197, 2057535, 2971995, 5349591, 6172605, 8915985, 16048773, 26747955, 80243865]

約数ペア:

[(1, 80243865), (3, 26747955), (5, 16048773), (9, 8915985), (13, 6172605), (15, 5349591), (27, 2971995), (39, 2057535), (45, 1783197), (65, 1234521), (81, 990665), (117, 685845), (135, 594399), (195, 411507), (351, 228615), (405, 198133), (585, 137169), (1053, 76205), (1755, 45723), (5265, 15241)]