71771925

素因数分解:

$3^1\times 5^2\times {\mathrm{491}}^1\times {\mathrm{1949}}^1$

素因数の和:2453

約数の個数: 24

約数和(自身を含む): 118965600

約数和(自身を除く): 47193675

約数列:

[1, 3, 5, 15, 25, 75, 491, 1473, 1949, 2455, 5847, 7365, 9745, 12275, 29235, 36825, 48725, 146175, 956959, 2870877, 4784795, 14354385, 23923975, 71771925]

約数ペア:

[(1, 71771925), (3, 23923975), (5, 14354385), (15, 4784795), (25, 2870877), (75, 956959), (491, 146175), (1473, 48725), (1949, 36825), (2455, 29235), (5847, 12275), (7365, 9745)]