56978090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{1093}}^1$

素因数の和:1514

約数の個数: 32

約数和(自身を含む): 110826576

約数和(自身を除く): 53848486

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 401, 802, 1093, 2005, 2186, 4010, 5213, 5465, 10426, 10930, 14209, 26065, 28418, 52130, 71045, 142090, 438293, 876586, 2191465, 4382930, 5697809, 11395618, 28489045, 56978090]

約数ペア:

[(1, 56978090), (2, 28489045), (5, 11395618), (10, 5697809), (13, 4382930), (26, 2191465), (65, 876586), (130, 438293), (401, 142090), (802, 71045), (1093, 52130), (2005, 28418), (2186, 26065), (4010, 14209), (5213, 10930), (5465, 10426)]