25686050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{919}}^1$

素因数の和:987

約数の個数: 48

約数和(自身を含む): 52704960

約数和(自身を除く): 27018910

約数列:

[1, 2, 5, 10, 13, 25, 26, 43, 50, 65, 86, 130, 215, 325, 430, 559, 650, 919, 1075, 1118, 1838, 2150, 2795, 4595, 5590, 9190, 11947, 13975, 22975, 23894, 27950, 39517, 45950, 59735, 79034, 119470, 197585, 298675, 395170, 513721, 597350, 987925, 1027442, 1975850, 2568605, 5137210, 12843025, 25686050]

約数ペア:

[(1, 25686050), (2, 12843025), (5, 5137210), (10, 2568605), (13, 1975850), (25, 1027442), (26, 987925), (43, 597350), (50, 513721), (65, 395170), (86, 298675), (130, 197585), (215, 119470), (325, 79034), (430, 59735), (559, 45950), (650, 39517), (919, 27950), (1075, 23894), (1118, 22975), (1838, 13975), (2150, 11947), (2795, 9190), (4595, 5590)]