61977220

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1373}}^1$

素因数の和:1480

約数の個数: 48

約数和(自身を含む): 135960048

約数和(自身を除く): 73982828

約数列:

[1, 2, 4, 5, 10, 20, 37, 61, 74, 122, 148, 185, 244, 305, 370, 610, 740, 1220, 1373, 2257, 2746, 4514, 5492, 6865, 9028, 11285, 13730, 22570, 27460, 45140, 50801, 83753, 101602, 167506, 203204, 254005, 335012, 418765, 508010, 837530, 1016020, 1675060, 3098861, 6197722, 12395444, 15494305, 30988610, 61977220]

約数ペア:

[(1, 61977220), (2, 30988610), (4, 15494305), (5, 12395444), (10, 6197722), (20, 3098861), (37, 1675060), (61, 1016020), (74, 837530), (122, 508010), (148, 418765), (185, 335012), (244, 254005), (305, 203204), (370, 167506), (610, 101602), (740, 83753), (1220, 50801), (1373, 45140), (2257, 27460), (2746, 22570), (4514, 13730), (5492, 11285), (6865, 9028)]