25227980

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{9629}}^1$

素因数の和:9769

約数の個数: 24

約数和(自身を含む): 53388720

約数和(自身を除く): 28160740

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 9629, 19258, 38516, 48145, 96290, 192580, 1261399, 2522798, 5045596, 6306995, 12613990, 25227980]

約数ペア:

[(1, 25227980), (2, 12613990), (4, 6306995), (5, 5045596), (10, 2522798), (20, 1261399), (131, 192580), (262, 96290), (524, 48145), (655, 38516), (1310, 19258), (2620, 9629)]