138298010

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1\times {\mathrm{547}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 252597312

約数和(自身を除く): 114299302

約数列:

[1, 2, 5, 10, 131, 193, 262, 386, 547, 655, 965, 1094, 1310, 1930, 2735, 5470, 25283, 50566, 71657, 105571, 126415, 143314, 211142, 252830, 358285, 527855, 716570, 1055710, 13829801, 27659602, 69149005, 138298010]

約数ペア:

[(1, 138298010), (2, 69149005), (5, 27659602), (10, 13829801), (131, 1055710), (193, 716570), (262, 527855), (386, 358285), (547, 252830), (655, 211142), (965, 143314), (1094, 126415), (1310, 105571), (1930, 71657), (2735, 50566), (5470, 25283)]