15020450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:291

約数の個数: 48

約数和(自身を含む): 29893920

約数和(自身を除く): 14873470

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 97, 163, 190, 194, 326, 475, 485, 815, 950, 970, 1630, 1843, 2425, 3097, 3686, 4075, 4850, 6194, 8150, 9215, 15485, 15811, 18430, 30970, 31622, 46075, 77425, 79055, 92150, 154850, 158110, 300409, 395275, 600818, 790550, 1502045, 3004090, 7510225, 15020450]

約数ペア:

[(1, 15020450), (2, 7510225), (5, 3004090), (10, 1502045), (19, 790550), (25, 600818), (38, 395275), (50, 300409), (95, 158110), (97, 154850), (163, 92150), (190, 79055), (194, 77425), (326, 46075), (475, 31622), (485, 30970), (815, 18430), (950, 15811), (970, 15485), (1630, 9215), (1843, 8150), (2425, 6194), (3097, 4850), (3686, 4075)]