25430730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{331}}^1$

素因数の和:551

約数の個数: 64

約数和(自身を含む): 66261888

約数和(自身を除く): 40831158

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 197, 331, 390, 394, 591, 662, 985, 993, 1182, 1655, 1970, 1986, 2561, 2955, 3310, 4303, 4965, 5122, 5910, 7683, 8606, 9930, 12805, 12909, 15366, 21515, 25610, 25818, 38415, 43030, 64545, 65207, 76830, 129090, 130414, 195621, 326035, 391242, 652070, 847691, 978105, 1695382, 1956210, 2543073, 4238455, 5086146, 8476910, 12715365, 25430730]

約数ペア:

[(1, 25430730), (2, 12715365), (3, 8476910), (5, 5086146), (6, 4238455), (10, 2543073), (13, 1956210), (15, 1695382), (26, 978105), (30, 847691), (39, 652070), (65, 391242), (78, 326035), (130, 195621), (195, 130414), (197, 129090), (331, 76830), (390, 65207), (394, 64545), (591, 43030), (662, 38415), (985, 25818), (993, 25610), (1182, 21515), (1655, 15366), (1970, 12909), (1986, 12805), (2561, 9930), (2955, 8606), (3310, 7683), (4303, 5910), (4965, 5122)]