87958005

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 153280512

約数和(自身を除く): 65322507

約数列:

[1, 3, 5, 15, 31, 43, 53, 83, 93, 129, 155, 159, 215, 249, 265, 415, 465, 645, 795, 1245, 1333, 1643, 2279, 2573, 3569, 3999, 4399, 4929, 6665, 6837, 7719, 8215, 10707, 11395, 12865, 13197, 17845, 19995, 21995, 24645, 34185, 38595, 53535, 65985, 70649, 110639, 136369, 189157, 211947, 331917, 353245, 409107, 553195, 567471, 681845, 945785, 1059735, 1659585, 2045535, 2837355, 5863867, 17591601, 29319335, 87958005]

約数ペア:

[(1, 87958005), (3, 29319335), (5, 17591601), (15, 5863867), (31, 2837355), (43, 2045535), (53, 1659585), (83, 1059735), (93, 945785), (129, 681845), (155, 567471), (159, 553195), (215, 409107), (249, 353245), (265, 331917), (415, 211947), (465, 189157), (645, 136369), (795, 110639), (1245, 70649), (1333, 65985), (1643, 53535), (2279, 38595), (2573, 34185), (3569, 24645), (3999, 21995), (4399, 19995), (4929, 17845), (6665, 13197), (6837, 12865), (7719, 11395), (8215, 10707)]