26285090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 54432000

約数和(自身を除く): 28146910

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 59, 65, 115, 118, 130, 149, 230, 295, 298, 299, 590, 598, 745, 767, 1357, 1490, 1495, 1534, 1937, 2714, 2990, 3427, 3835, 3874, 6785, 6854, 7670, 8791, 9685, 13570, 17135, 17582, 17641, 19370, 34270, 35282, 43955, 44551, 87910, 88205, 89102, 114283, 176410, 202193, 222755, 228566, 404386, 445510, 571415, 1010965, 1142830, 2021930, 2628509, 5257018, 13142545, 26285090]

約数ペア:

[(1, 26285090), (2, 13142545), (5, 5257018), (10, 2628509), (13, 2021930), (23, 1142830), (26, 1010965), (46, 571415), (59, 445510), (65, 404386), (115, 228566), (118, 222755), (130, 202193), (149, 176410), (230, 114283), (295, 89102), (298, 88205), (299, 87910), (590, 44551), (598, 43955), (745, 35282), (767, 34270), (1357, 19370), (1490, 17641), (1495, 17582), (1534, 17135), (1937, 13570), (2714, 9685), (2990, 8791), (3427, 7670), (3835, 6854), (3874, 6785)]