90230320

素因数分解:

$2^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{6301}}^1$

素因数の和:6493

約数の個数: 40

約数和(自身を含む): 210990960

約数和(自身を除く): 120760640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 179, 358, 716, 895, 1432, 1790, 2864, 3580, 6301, 7160, 12602, 14320, 25204, 31505, 50408, 63010, 100816, 126020, 252040, 504080, 1127879, 2255758, 4511516, 5639395, 9023032, 11278790, 18046064, 22557580, 45115160, 90230320]

約数ペア:

[(1, 90230320), (2, 45115160), (4, 22557580), (5, 18046064), (8, 11278790), (10, 9023032), (16, 5639395), (20, 4511516), (40, 2255758), (80, 1127879), (179, 504080), (358, 252040), (716, 126020), (895, 100816), (1432, 63010), (1790, 50408), (2864, 31505), (3580, 25204), (6301, 14320), (7160, 12602)]