1550900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1193}}^1$

素因数の和:1220

約数の個数: 36

約数和(自身を含む): 3627372

約数和(自身を除く): 2076472

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1193, 1300, 2386, 4772, 5965, 11930, 15509, 23860, 29825, 31018, 59650, 62036, 77545, 119300, 155090, 310180, 387725, 775450, 1550900]

約数ペア:

[(1, 1550900), (2, 775450), (4, 387725), (5, 310180), (10, 155090), (13, 119300), (20, 77545), (25, 62036), (26, 59650), (50, 31018), (52, 29825), (65, 23860), (100, 15509), (130, 11930), (260, 5965), (325, 4772), (650, 2386), (1193, 1300)]