90332380

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 193396896

約数和(自身を除く): 103064516

約数列:

[1, 2, 4, 5, 10, 20, 101, 197, 202, 227, 394, 404, 454, 505, 788, 908, 985, 1010, 1135, 1970, 2020, 2270, 3940, 4540, 19897, 22927, 39794, 44719, 45854, 79588, 89438, 91708, 99485, 114635, 178876, 198970, 223595, 229270, 397940, 447190, 458540, 894380, 4516619, 9033238, 18066476, 22583095, 45166190, 90332380]

約数ペア:

[(1, 90332380), (2, 45166190), (4, 22583095), (5, 18066476), (10, 9033238), (20, 4516619), (101, 894380), (197, 458540), (202, 447190), (227, 397940), (394, 229270), (404, 223595), (454, 198970), (505, 178876), (788, 114635), (908, 99485), (985, 91708), (1010, 89438), (1135, 79588), (1970, 45854), (2020, 44719), (2270, 39794), (3940, 22927), (4540, 19897)]