127975900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{98443}}^1$

素因数の和:98470

約数の個数: 36

約数和(自身を含む): 299072872

約数和(自身を除く): 171096972

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 98443, 196886, 393772, 492215, 984430, 1279759, 1968860, 2461075, 2559518, 4922150, 5119036, 6398795, 9844300, 12797590, 25595180, 31993975, 63987950, 127975900]

約数ペア:

[(1, 127975900), (2, 63987950), (4, 31993975), (5, 25595180), (10, 12797590), (13, 9844300), (20, 6398795), (25, 5119036), (26, 4922150), (50, 2559518), (52, 2461075), (65, 1968860), (100, 1279759), (130, 984430), (260, 492215), (325, 393772), (650, 196886), (1300, 98443)]