61404645

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:202

約数の個数: 64

約数和(自身を含む): 107864064

約数和(自身を除く): 46459419

約数列:

[1, 3, 5, 15, 31, 37, 43, 83, 93, 111, 129, 155, 185, 215, 249, 415, 465, 555, 645, 1147, 1245, 1333, 1591, 2573, 3071, 3441, 3569, 3999, 4773, 5735, 6665, 7719, 7955, 9213, 10707, 12865, 15355, 17205, 17845, 19995, 23865, 38595, 46065, 49321, 53535, 95201, 110639, 132053, 147963, 246605, 285603, 331917, 396159, 476005, 553195, 660265, 739815, 1428015, 1659585, 1980795, 4093643, 12280929, 20468215, 61404645]

約数ペア:

[(1, 61404645), (3, 20468215), (5, 12280929), (15, 4093643), (31, 1980795), (37, 1659585), (43, 1428015), (83, 739815), (93, 660265), (111, 553195), (129, 476005), (155, 396159), (185, 331917), (215, 285603), (249, 246605), (415, 147963), (465, 132053), (555, 110639), (645, 95201), (1147, 53535), (1245, 49321), (1333, 46065), (1591, 38595), (2573, 23865), (3071, 19995), (3441, 17845), (3569, 17205), (3999, 15355), (4773, 12865), (5735, 10707), (6665, 9213), (7719, 7955)]