131937776

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{991}}^1$

素因数の和:1209

約数の個数: 40

約数和(自身を含む): 262376064

約数和(自身を除く): 130438288

約数列:

[1, 2, 4, 8, 16, 53, 106, 157, 212, 314, 424, 628, 848, 991, 1256, 1982, 2512, 3964, 7928, 8321, 15856, 16642, 33284, 52523, 66568, 105046, 133136, 155587, 210092, 311174, 420184, 622348, 840368, 1244696, 2489392, 8246111, 16492222, 32984444, 65968888, 131937776]

約数ペア:

[(1, 131937776), (2, 65968888), (4, 32984444), (8, 16492222), (16, 8246111), (53, 2489392), (106, 1244696), (157, 840368), (212, 622348), (314, 420184), (424, 311174), (628, 210092), (848, 155587), (991, 133136), (1256, 105046), (1982, 66568), (2512, 52523), (3964, 33284), (7928, 16642), (8321, 15856)]