257524150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2659}}^1$

素因数の和:2833

約数の個数: 48

約数和(自身を含む): 519498000

約数和(自身を除く): 261973850

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 149, 298, 325, 650, 745, 1490, 1937, 2659, 3725, 3874, 5318, 7450, 9685, 13295, 19370, 26590, 34567, 48425, 66475, 69134, 96850, 132950, 172835, 345670, 396191, 792382, 864175, 1728350, 1980955, 3961910, 5150483, 9904775, 10300966, 19809550, 25752415, 51504830, 128762075, 257524150]

約数ペア:

[(1, 257524150), (2, 128762075), (5, 51504830), (10, 25752415), (13, 19809550), (25, 10300966), (26, 9904775), (50, 5150483), (65, 3961910), (130, 1980955), (149, 1728350), (298, 864175), (325, 792382), (650, 396191), (745, 345670), (1490, 172835), (1937, 132950), (2659, 96850), (3725, 69134), (3874, 66475), (5318, 48425), (7450, 34567), (9685, 26590), (13295, 19370)]