68816125

素因数分解:

$5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:155

約数の個数: 64

約数和(自身を含む): 105431040

約数和(自身を除く): 36614915

約数列:

[1, 5, 7, 25, 31, 35, 43, 59, 125, 155, 175, 215, 217, 295, 301, 413, 775, 875, 1075, 1085, 1333, 1475, 1505, 1829, 2065, 2537, 3875, 5375, 5425, 6665, 7375, 7525, 9145, 9331, 10325, 12685, 12803, 17759, 27125, 33325, 37625, 45725, 46655, 51625, 63425, 64015, 78647, 88795, 166625, 228625, 233275, 317125, 320075, 393235, 443975, 550529, 1166375, 1600375, 1966175, 2219875, 2752645, 9830875, 13763225, 68816125]

約数ペア:

[(1, 68816125), (5, 13763225), (7, 9830875), (25, 2752645), (31, 2219875), (35, 1966175), (43, 1600375), (59, 1166375), (125, 550529), (155, 443975), (175, 393235), (215, 320075), (217, 317125), (295, 233275), (301, 228625), (413, 166625), (775, 88795), (875, 78647), (1075, 64015), (1085, 63425), (1333, 51625), (1475, 46655), (1505, 45725), (1829, 37625), (2065, 33325), (2537, 27125), (3875, 17759), (5375, 12803), (5425, 12685), (6665, 10325), (7375, 9331), (7525, 9145)]