1025250875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1907}}^1$

素因数の和:1973

約数の個数: 64

約数和(自身を含む): 1543007232

約数和(自身を除く): 517756357

約数列:

[1, 5, 11, 17, 23, 25, 55, 85, 115, 125, 187, 253, 275, 391, 425, 575, 935, 1265, 1375, 1907, 1955, 2125, 2875, 4301, 4675, 6325, 9535, 9775, 20977, 21505, 23375, 31625, 32419, 43861, 47675, 48875, 104885, 107525, 162095, 219305, 238375, 356609, 482471, 524425, 537625, 745637, 810475, 1096525, 1783045, 2412355, 2622125, 3728185, 4052375, 5482625, 8202007, 8915225, 12061775, 18640925, 41010035, 44576125, 60308875, 93204625, 205050175, 1025250875]

約数ペア:

[(1, 1025250875), (5, 205050175), (11, 93204625), (17, 60308875), (23, 44576125), (25, 41010035), (55, 18640925), (85, 12061775), (115, 8915225), (125, 8202007), (187, 5482625), (253, 4052375), (275, 3728185), (391, 2622125), (425, 2412355), (575, 1783045), (935, 1096525), (1265, 810475), (1375, 745637), (1907, 537625), (1955, 524425), (2125, 482471), (2875, 356609), (4301, 238375), (4675, 219305), (6325, 162095), (9535, 107525), (9775, 104885), (20977, 48875), (21505, 47675), (23375, 43861), (31625, 32419)]