31566925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 45497088

約数和(自身を除く): 13930163

約数列:

[1, 5, 13, 23, 25, 41, 65, 103, 115, 205, 299, 325, 515, 533, 575, 943, 1025, 1339, 1495, 2369, 2575, 2665, 4223, 4715, 6695, 7475, 11845, 12259, 13325, 21115, 23575, 30797, 33475, 54899, 59225, 61295, 97129, 105575, 153985, 274495, 306475, 485645, 769925, 1262677, 1372475, 2428225, 6313385, 31566925]

約数ペア:

[(1, 31566925), (5, 6313385), (13, 2428225), (23, 1372475), (25, 1262677), (41, 769925), (65, 485645), (103, 306475), (115, 274495), (205, 153985), (299, 105575), (325, 97129), (515, 61295), (533, 59225), (575, 54899), (943, 33475), (1025, 30797), (1339, 23575), (1495, 21115), (2369, 13325), (2575, 12259), (2665, 11845), (4223, 7475), (4715, 6695)]