505396825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 699062400

約数和(自身を除く): 193665575

約数列:

[1, 5, 17, 23, 25, 85, 115, 149, 347, 391, 425, 575, 745, 1735, 1955, 2533, 3427, 3725, 5899, 7981, 8675, 9775, 12665, 17135, 29495, 39905, 51703, 58259, 63325, 85675, 135677, 147475, 199525, 258515, 291295, 678385, 878951, 1189169, 1292575, 1456475, 3391925, 4394755, 5945845, 20215873, 21973775, 29729225, 101079365, 505396825]

約数ペア:

[(1, 505396825), (5, 101079365), (17, 29729225), (23, 21973775), (25, 20215873), (85, 5945845), (115, 4394755), (149, 3391925), (347, 1456475), (391, 1292575), (425, 1189169), (575, 878951), (745, 678385), (1735, 291295), (1955, 258515), (2533, 199525), (3427, 147475), (3725, 135677), (5899, 85675), (7981, 63325), (8675, 58259), (9775, 51703), (12665, 39905), (17135, 29495)]