87320556

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:455

約数の個数: 72

約数和(自身を含む): 226262400

約数和(自身を除く): 138941844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 149, 219, 223, 292, 298, 438, 446, 447, 596, 657, 669, 876, 892, 894, 1314, 1338, 1341, 1788, 2007, 2628, 2676, 2682, 4014, 5364, 8028, 10877, 16279, 21754, 32558, 32631, 33227, 43508, 48837, 65116, 65262, 66454, 97674, 97893, 99681, 130524, 132908, 146511, 195348, 195786, 199362, 293022, 299043, 391572, 398724, 586044, 598086, 1196172, 2425571, 4851142, 7276713, 9702284, 14553426, 21830139, 29106852, 43660278, 87320556]

約数ペア:

[(1, 87320556), (2, 43660278), (3, 29106852), (4, 21830139), (6, 14553426), (9, 9702284), (12, 7276713), (18, 4851142), (36, 2425571), (73, 1196172), (146, 598086), (149, 586044), (219, 398724), (223, 391572), (292, 299043), (298, 293022), (438, 199362), (446, 195786), (447, 195348), (596, 146511), (657, 132908), (669, 130524), (876, 99681), (892, 97893), (894, 97674), (1314, 66454), (1338, 65262), (1341, 65116), (1788, 48837), (2007, 43508), (2628, 33227), (2676, 32631), (2682, 32558), (4014, 21754), (5364, 16279), (8028, 10877)]