8217975

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 14681600

約数和(自身を除く): 6463625

約数列:

[1, 3, 5, 15, 19, 25, 57, 73, 75, 79, 95, 219, 237, 285, 365, 395, 475, 1095, 1185, 1387, 1425, 1501, 1825, 1975, 4161, 4503, 5475, 5767, 5925, 6935, 7505, 17301, 20805, 22515, 28835, 34675, 37525, 86505, 104025, 109573, 112575, 144175, 328719, 432525, 547865, 1643595, 2739325, 8217975]

約数ペア:

[(1, 8217975), (3, 2739325), (5, 1643595), (15, 547865), (19, 432525), (25, 328719), (57, 144175), (73, 112575), (75, 109573), (79, 104025), (95, 86505), (219, 37525), (237, 34675), (285, 28835), (365, 22515), (395, 20805), (475, 17301), (1095, 7505), (1185, 6935), (1387, 5925), (1425, 5767), (1501, 5475), (1825, 4503), (1975, 4161)]