25196540

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 54552960

約数和(自身を除く): 29356420

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 131, 163, 236, 262, 295, 326, 524, 590, 652, 655, 815, 1180, 1310, 1630, 2620, 3260, 7729, 9617, 15458, 19234, 21353, 30916, 38468, 38645, 42706, 48085, 77290, 85412, 96170, 106765, 154580, 192340, 213530, 427060, 1259827, 2519654, 5039308, 6299135, 12598270, 25196540]

約数ペア:

[(1, 25196540), (2, 12598270), (4, 6299135), (5, 5039308), (10, 2519654), (20, 1259827), (59, 427060), (118, 213530), (131, 192340), (163, 154580), (236, 106765), (262, 96170), (295, 85412), (326, 77290), (524, 48085), (590, 42706), (652, 38645), (655, 38468), (815, 30916), (1180, 21353), (1310, 19234), (1630, 15458), (2620, 9617), (3260, 7729)]