31701700

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{5197}}^1$

素因数の和:5272

約数の個数: 36

約数和(自身を含む): 69933892

約数和(自身を除く): 38232192

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 1220, 1525, 3050, 5197, 6100, 10394, 20788, 25985, 51970, 103940, 129925, 259850, 317017, 519700, 634034, 1268068, 1585085, 3170170, 6340340, 7925425, 15850850, 31701700]

約数ペア:

[(1, 31701700), (2, 15850850), (4, 7925425), (5, 6340340), (10, 3170170), (20, 1585085), (25, 1268068), (50, 634034), (61, 519700), (100, 317017), (122, 259850), (244, 129925), (305, 103940), (610, 51970), (1220, 25985), (1525, 20788), (3050, 10394), (5197, 6100)]