80763800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31063}}^1$

素因数の和:31092

約数の個数: 48

約数和(自身を含む): 202226640

約数和(自身を除く): 121462840

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, 31063, 62126, 124252, 155315, 248504, 310630, 403819, 621260, 776575, 807638, 1242520, 1553150, 1615276, 2019095, 3106300, 3230552, 4038190, 6212600, 8076380, 10095475, 16152760, 20190950, 40381900, 80763800]

約数ペア:

[(1, 80763800), (2, 40381900), (4, 20190950), (5, 16152760), (8, 10095475), (10, 8076380), (13, 6212600), (20, 4038190), (25, 3230552), (26, 3106300), (40, 2019095), (50, 1615276), (52, 1553150), (65, 1242520), (100, 807638), (104, 776575), (130, 621260), (200, 403819), (260, 310630), (325, 248504), (520, 155315), (650, 124252), (1300, 62126), (2600, 31063)]