16441875

素因数分解:

$3^2\times 5^4\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:142

約数の個数: 60

約数和(自身を含む): 30865120

約数和(自身を除く): 14423245

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 75, 79, 111, 125, 185, 225, 237, 333, 375, 395, 555, 625, 711, 925, 1125, 1185, 1665, 1875, 1975, 2775, 2923, 3555, 4625, 5625, 5925, 8325, 8769, 9875, 13875, 14615, 17775, 23125, 26307, 29625, 41625, 43845, 49375, 69375, 73075, 88875, 131535, 148125, 208125, 219225, 365375, 444375, 657675, 1096125, 1826875, 3288375, 5480625, 16441875]

約数ペア:

[(1, 16441875), (3, 5480625), (5, 3288375), (9, 1826875), (15, 1096125), (25, 657675), (37, 444375), (45, 365375), (75, 219225), (79, 208125), (111, 148125), (125, 131535), (185, 88875), (225, 73075), (237, 69375), (333, 49375), (375, 43845), (395, 41625), (555, 29625), (625, 26307), (711, 23125), (925, 17775), (1125, 14615), (1185, 13875), (1665, 9875), (1875, 8769), (1975, 8325), (2775, 5925), (2923, 5625), (3555, 4625)]