80290600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{30881}}^1$

素因数の和:30910

約数の個数: 48

約数和(自身を含む): 201041820

約数和(自身を除く): 120751220

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 30881, 61762, 123524, 154405, 247048, 308810, 401453, 617620, 772025, 802906, 1235240, 1544050, 1605812, 2007265, 3088100, 3211624, 4014530, 6176200, 8029060, 10036325, 16058120, 20072650, 40145300, 80290600]

約数ペア:

[(1, 80290600), (2, 40145300), (4, 20072650), (5, 16058120), (8, 10036325), (10, 8029060), (13, 6176200), (20, 4014530), (25, 3211624), (26, 3088100), (40, 2007265), (50, 1605812), (52, 1544050), (65, 1235240), (100, 802906), (104, 772025), (130, 617620), (200, 401453), (260, 308810), (325, 247048), (520, 154405), (650, 123524), (1300, 61762), (2600, 30881)]