164757256

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{229}}^1\times {\mathrm{647}}^1$

素因数の和:1021

約数の個数: 32

約数和(自身を含む): 312984000

約数和(自身を除く): 148226744

約数列:

[1, 2, 4, 8, 139, 229, 278, 458, 556, 647, 916, 1112, 1294, 1832, 2588, 5176, 31831, 63662, 89933, 127324, 148163, 179866, 254648, 296326, 359732, 592652, 719464, 1185304, 20594657, 41189314, 82378628, 164757256]

約数ペア:

[(1, 164757256), (2, 82378628), (4, 41189314), (8, 20594657), (139, 1185304), (229, 719464), (278, 592652), (458, 359732), (556, 296326), (647, 254648), (916, 179866), (1112, 148163), (1294, 127324), (1832, 89933), (2588, 63662), (5176, 31831)]