159440875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 242611200

約数和(自身を除く): 83170325

約数列:

[1, 5, 11, 17, 19, 25, 55, 85, 95, 125, 187, 209, 275, 323, 359, 425, 475, 935, 1045, 1375, 1615, 1795, 2125, 2375, 3553, 3949, 4675, 5225, 6103, 6821, 8075, 8975, 17765, 19745, 23375, 26125, 30515, 34105, 40375, 44875, 67133, 75031, 88825, 98725, 115957, 152575, 170525, 335665, 375155, 444125, 493625, 579785, 762875, 852625, 1275527, 1678325, 1875775, 2898925, 6377635, 8391625, 9378875, 14494625, 31888175, 159440875]

約数ペア:

[(1, 159440875), (5, 31888175), (11, 14494625), (17, 9378875), (19, 8391625), (25, 6377635), (55, 2898925), (85, 1875775), (95, 1678325), (125, 1275527), (187, 852625), (209, 762875), (275, 579785), (323, 493625), (359, 444125), (425, 375155), (475, 335665), (935, 170525), (1045, 152575), (1375, 115957), (1615, 98725), (1795, 88825), (2125, 75031), (2375, 67133), (3553, 44875), (3949, 40375), (4675, 34105), (5225, 30515), (6103, 26125), (6821, 23375), (8075, 19745), (8975, 17765)]