25247020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{947}}^1$

素因数の和:1030

約数の個数: 48

約数和(自身を含む): 56060928

約数和(自身を除く): 30813908

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 620, 860, 947, 1333, 1894, 2666, 3788, 4735, 5332, 6665, 9470, 13330, 18940, 26660, 29357, 40721, 58714, 81442, 117428, 146785, 162884, 203605, 293570, 407210, 587140, 814420, 1262351, 2524702, 5049404, 6311755, 12623510, 25247020]

約数ペア:

[(1, 25247020), (2, 12623510), (4, 6311755), (5, 5049404), (10, 2524702), (20, 1262351), (31, 814420), (43, 587140), (62, 407210), (86, 293570), (124, 203605), (155, 162884), (172, 146785), (215, 117428), (310, 81442), (430, 58714), (620, 40721), (860, 29357), (947, 26660), (1333, 18940), (1894, 13330), (2666, 9470), (3788, 6665), (4735, 5332)]