140938970

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1\times {\mathrm{397}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 257216256

約数和(自身を除く): 116277286

約数列:

[1, 2, 5, 10, 131, 262, 271, 397, 542, 655, 794, 1310, 1355, 1985, 2710, 3970, 35501, 52007, 71002, 104014, 107587, 177505, 215174, 260035, 355010, 520070, 537935, 1075870, 14093897, 28187794, 70469485, 140938970]

約数ペア:

[(1, 140938970), (2, 70469485), (5, 28187794), (10, 14093897), (131, 1075870), (262, 537935), (271, 520070), (397, 355010), (542, 260035), (655, 215174), (794, 177505), (1310, 107587), (1355, 104014), (1985, 71002), (2710, 52007), (3970, 35501)]