107778400

素因数分解:

$2^5\times 5^2\times {\mathrm{199}}^1\times {\mathrm{677}}^1$

素因数の和:896

約数の個数: 72

約数和(自身を含む): 264826800

約数和(自身を除く): 157048400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 199, 200, 398, 400, 677, 796, 800, 995, 1354, 1592, 1990, 2708, 3184, 3385, 3980, 4975, 5416, 6368, 6770, 7960, 9950, 10832, 13540, 15920, 16925, 19900, 21664, 27080, 31840, 33850, 39800, 54160, 67700, 79600, 108320, 134723, 135400, 159200, 269446, 270800, 538892, 541600, 673615, 1077784, 1347230, 2155568, 2694460, 3368075, 4311136, 5388920, 6736150, 10777840, 13472300, 21555680, 26944600, 53889200, 107778400]

約数ペア:

[(1, 107778400), (2, 53889200), (4, 26944600), (5, 21555680), (8, 13472300), (10, 10777840), (16, 6736150), (20, 5388920), (25, 4311136), (32, 3368075), (40, 2694460), (50, 2155568), (80, 1347230), (100, 1077784), (160, 673615), (199, 541600), (200, 538892), (398, 270800), (400, 269446), (677, 159200), (796, 135400), (800, 134723), (995, 108320), (1354, 79600), (1592, 67700), (1990, 54160), (2708, 39800), (3184, 33850), (3385, 31840), (3980, 27080), (4975, 21664), (5416, 19900), (6368, 16925), (6770, 15920), (7960, 13540), (9950, 10832)]