105251380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{1223}}^1$

素因数の和:1576

約数の個数: 48

約数和(自身を含む): 238944384

約数和(自身を除く): 133693004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 331, 662, 1223, 1324, 1655, 2446, 3310, 4303, 4892, 6115, 6620, 8606, 12230, 15899, 17212, 21515, 24460, 31798, 43030, 63596, 79495, 86060, 158990, 317980, 404813, 809626, 1619252, 2024065, 4048130, 5262569, 8096260, 10525138, 21050276, 26312845, 52625690, 105251380]

約数ペア:

[(1, 105251380), (2, 52625690), (4, 26312845), (5, 21050276), (10, 10525138), (13, 8096260), (20, 5262569), (26, 4048130), (52, 2024065), (65, 1619252), (130, 809626), (260, 404813), (331, 317980), (662, 158990), (1223, 86060), (1324, 79495), (1655, 63596), (2446, 43030), (3310, 31798), (4303, 24460), (4892, 21515), (6115, 17212), (6620, 15899), (8606, 12230)]