38995775

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 60704448

約数和(自身を除く): 21708673

約数列:

[1, 5, 7, 13, 25, 35, 61, 65, 91, 175, 281, 305, 325, 427, 455, 793, 1405, 1525, 1967, 2135, 2275, 3653, 3965, 5551, 7025, 9835, 10675, 17141, 18265, 19825, 25571, 27755, 49175, 85705, 91325, 119987, 127855, 138775, 222833, 428525, 599935, 639275, 1114165, 1559831, 2999675, 5570825, 7799155, 38995775]

約数ペア:

[(1, 38995775), (5, 7799155), (7, 5570825), (13, 2999675), (25, 1559831), (35, 1114165), (61, 639275), (65, 599935), (91, 428525), (175, 222833), (281, 138775), (305, 127855), (325, 119987), (427, 91325), (455, 85705), (793, 49175), (1405, 27755), (1525, 25571), (1967, 19825), (2135, 18265), (2275, 17141), (3653, 10675), (3965, 9835), (5551, 7025)]