28034125

素因数分解:

$5^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 42681600

約数和(自身を除く): 14647475

約数列:

[1, 5, 7, 23, 25, 35, 49, 115, 125, 161, 175, 199, 245, 575, 805, 875, 995, 1127, 1225, 1393, 2875, 4025, 4577, 4975, 5635, 6125, 6965, 9751, 20125, 22885, 24875, 28175, 32039, 34825, 48755, 114425, 140875, 160195, 174125, 224273, 243775, 572125, 800975, 1121365, 1218875, 4004875, 5606825, 28034125]

約数ペア:

[(1, 28034125), (5, 5606825), (7, 4004875), (23, 1218875), (25, 1121365), (35, 800975), (49, 572125), (115, 243775), (125, 224273), (161, 174125), (175, 160195), (199, 140875), (245, 114425), (575, 48755), (805, 34825), (875, 32039), (995, 28175), (1127, 24875), (1225, 22885), (1393, 20125), (2875, 9751), (4025, 6965), (4577, 6125), (4975, 5635)]