208068380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{2953}}^1$

素因数の和:3246

約数の個数: 48

約数和(自身を含む): 472450944

約数和(自身を除く): 264382564

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 271, 542, 1084, 1355, 2710, 2953, 3523, 5420, 5906, 7046, 11812, 14092, 14765, 17615, 29530, 35230, 38389, 59060, 70460, 76778, 153556, 191945, 383890, 767780, 800263, 1600526, 3201052, 4001315, 8002630, 10403419, 16005260, 20806838, 41613676, 52017095, 104034190, 208068380]

約数ペア:

[(1, 208068380), (2, 104034190), (4, 52017095), (5, 41613676), (10, 20806838), (13, 16005260), (20, 10403419), (26, 8002630), (52, 4001315), (65, 3201052), (130, 1600526), (260, 800263), (271, 767780), (542, 383890), (1084, 191945), (1355, 153556), (2710, 76778), (2953, 70460), (3523, 59060), (5420, 38389), (5906, 35230), (7046, 29530), (11812, 17615), (14092, 14765)]