30709032080

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{521}}^1\times {\mathrm{19913}}^1$

素因数の和:20484

約数の個数: 80

約数和(自身を含む): 73472623344

約数和(自身を除く): 42763591264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 521, 592, 740, 1042, 1480, 2084, 2605, 2960, 4168, 5210, 8336, 10420, 19277, 19913, 20840, 38554, 39826, 41680, 77108, 79652, 96385, 99565, 154216, 159304, 192770, 199130, 308432, 318608, 385540, 398260, 736781, 771080, 796520, 1473562, 1542160, 1593040, 2947124, 3683905, 5894248, 7367810, 10374673, 11788496, 14735620, 20749346, 29471240, 41498692, 51873365, 58942480, 82997384, 103746730, 165994768, 207493460, 383862901, 414986920, 767725802, 829973840, 1535451604, 1919314505, 3070903208, 3838629010, 6141806416, 7677258020, 15354516040, 30709032080]

約数ペア:

[(1, 30709032080), (2, 15354516040), (4, 7677258020), (5, 6141806416), (8, 3838629010), (10, 3070903208), (16, 1919314505), (20, 1535451604), (37, 829973840), (40, 767725802), (74, 414986920), (80, 383862901), (148, 207493460), (185, 165994768), (296, 103746730), (370, 82997384), (521, 58942480), (592, 51873365), (740, 41498692), (1042, 29471240), (1480, 20749346), (2084, 14735620), (2605, 11788496), (2960, 10374673), (4168, 7367810), (5210, 5894248), (8336, 3683905), (10420, 2947124), (19277, 1593040), (19913, 1542160), (20840, 1473562), (38554, 796520), (39826, 771080), (41680, 736781), (77108, 398260), (79652, 385540), (96385, 318608), (99565, 308432), (154216, 199130), (159304, 192770)]