12699700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{9769}}^1$

素因数の和:9796

約数の個数: 36

約数和(自身を含む): 29681260

約数和(自身を除く): 16981560

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 9769, 19538, 39076, 48845, 97690, 126997, 195380, 244225, 253994, 488450, 507988, 634985, 976900, 1269970, 2539940, 3174925, 6349850, 12699700]

約数ペア:

[(1, 12699700), (2, 6349850), (4, 3174925), (5, 2539940), (10, 1269970), (13, 976900), (20, 634985), (25, 507988), (26, 488450), (50, 253994), (52, 244225), (65, 195380), (100, 126997), (130, 97690), (260, 48845), (325, 39076), (650, 19538), (1300, 9769)]