155268575

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1021}}^1$

素因数の和:1128

約数の個数: 48

約数和(自身を含む): 243317760

約数和(自身を除く): 88049185

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 79, 175, 275, 385, 395, 553, 869, 1021, 1925, 1975, 2765, 4345, 5105, 6083, 7147, 11231, 13825, 21725, 25525, 30415, 35735, 56155, 78617, 80659, 152075, 178675, 280775, 393085, 403295, 564613, 887249, 1965425, 2016475, 2823065, 4436245, 6210743, 14115325, 22181225, 31053715, 155268575]

約数ペア:

[(1, 155268575), (5, 31053715), (7, 22181225), (11, 14115325), (25, 6210743), (35, 4436245), (55, 2823065), (77, 2016475), (79, 1965425), (175, 887249), (275, 564613), (385, 403295), (395, 393085), (553, 280775), (869, 178675), (1021, 152075), (1925, 80659), (1975, 78617), (2765, 56155), (4345, 35735), (5105, 30415), (6083, 25525), (7147, 21725), (11231, 13825)]