86557904

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{991}}^1$

素因数の和:1155

約数の個数: 40

約数和(自身を含む): 172703232

約数和(自身を除く): 86145328

約数列:

[1, 2, 4, 8, 16, 53, 103, 106, 206, 212, 412, 424, 824, 848, 991, 1648, 1982, 3964, 5459, 7928, 10918, 15856, 21836, 43672, 52523, 87344, 102073, 105046, 204146, 210092, 408292, 420184, 816584, 840368, 1633168, 5409869, 10819738, 21639476, 43278952, 86557904]

約数ペア:

[(1, 86557904), (2, 43278952), (4, 21639476), (8, 10819738), (16, 5409869), (53, 1633168), (103, 840368), (106, 816584), (206, 420184), (212, 408292), (412, 210092), (424, 204146), (824, 105046), (848, 102073), (991, 87344), (1648, 52523), (1982, 43672), (3964, 21836), (5459, 15856), (7928, 10918)]