2181937550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{145949}}^1$

素因数の和:145997

約数の個数: 48

約数和(自身を含む): 4560645600

約数和(自身を除く): 2378708050

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 65, 115, 130, 230, 299, 325, 575, 598, 650, 1150, 1495, 2990, 7475, 14950, 145949, 291898, 729745, 1459490, 1897337, 3356827, 3648725, 3794674, 6713654, 7297450, 9486685, 16784135, 18973370, 33568270, 43638751, 47433425, 83920675, 87277502, 94866850, 167841350, 218193755, 436387510, 1090968775, 2181937550]

約数ペア:

[(1, 2181937550), (2, 1090968775), (5, 436387510), (10, 218193755), (13, 167841350), (23, 94866850), (25, 87277502), (26, 83920675), (46, 47433425), (50, 43638751), (65, 33568270), (115, 18973370), (130, 16784135), (230, 9486685), (299, 7297450), (325, 6713654), (575, 3794674), (598, 3648725), (650, 3356827), (1150, 1897337), (1495, 1459490), (2990, 729745), (7475, 291898), (14950, 145949)]