71781368

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{1201}}^1$

素因数の和:1479

約数の個数: 32

約数和(自身を含む): 139624320

約数和(自身を除く): 67842952

約数列:

[1, 2, 4, 8, 31, 62, 124, 241, 248, 482, 964, 1201, 1928, 2402, 4804, 7471, 9608, 14942, 29884, 37231, 59768, 74462, 148924, 289441, 297848, 578882, 1157764, 2315528, 8972671, 17945342, 35890684, 71781368]

約数ペア:

[(1, 71781368), (2, 35890684), (4, 17945342), (8, 8972671), (31, 2315528), (62, 1157764), (124, 578882), (241, 297848), (248, 289441), (482, 148924), (964, 74462), (1201, 59768), (1928, 37231), (2402, 29884), (4804, 14942), (7471, 9608)]