68724500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:238

約数の個数: 96

約数和(自身を含む): 164804640

約数和(自身を除く): 96080140

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 97, 100, 109, 125, 130, 194, 218, 250, 260, 325, 388, 436, 485, 500, 545, 650, 970, 1090, 1261, 1300, 1417, 1625, 1940, 2180, 2425, 2522, 2725, 2834, 3250, 4850, 5044, 5450, 5668, 6305, 6500, 7085, 9700, 10573, 10900, 12125, 12610, 13625, 14170, 21146, 24250, 25220, 27250, 28340, 31525, 35425, 42292, 48500, 52865, 54500, 63050, 70850, 105730, 126100, 137449, 141700, 157625, 177125, 211460, 264325, 274898, 315250, 354250, 528650, 549796, 630500, 687245, 708500, 1057300, 1321625, 1374490, 2643250, 2748980, 3436225, 5286500, 6872450, 13744900, 17181125, 34362250, 68724500]

約数ペア:

[(1, 68724500), (2, 34362250), (4, 17181125), (5, 13744900), (10, 6872450), (13, 5286500), (20, 3436225), (25, 2748980), (26, 2643250), (50, 1374490), (52, 1321625), (65, 1057300), (97, 708500), (100, 687245), (109, 630500), (125, 549796), (130, 528650), (194, 354250), (218, 315250), (250, 274898), (260, 264325), (325, 211460), (388, 177125), (436, 157625), (485, 141700), (500, 137449), (545, 126100), (650, 105730), (970, 70850), (1090, 63050), (1261, 54500), (1300, 52865), (1417, 48500), (1625, 42292), (1940, 35425), (2180, 31525), (2425, 28340), (2522, 27250), (2725, 25220), (2834, 24250), (3250, 21146), (4850, 14170), (5044, 13625), (5450, 12610), (5668, 12125), (6305, 10900), (6500, 10573), (7085, 9700)]