97779700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{971}}^1$

素因数の和:1057

約数の個数: 72

約数和(自身を含む): 227797920

約数和(自身を除く): 130018220

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 53, 76, 95, 100, 106, 190, 212, 265, 380, 475, 530, 950, 971, 1007, 1060, 1325, 1900, 1942, 2014, 2650, 3884, 4028, 4855, 5035, 5300, 9710, 10070, 18449, 19420, 20140, 24275, 25175, 36898, 48550, 50350, 51463, 73796, 92245, 97100, 100700, 102926, 184490, 205852, 257315, 368980, 461225, 514630, 922450, 977797, 1029260, 1286575, 1844900, 1955594, 2573150, 3911188, 4888985, 5146300, 9777970, 19555940, 24444925, 48889850, 97779700]

約数ペア:

[(1, 97779700), (2, 48889850), (4, 24444925), (5, 19555940), (10, 9777970), (19, 5146300), (20, 4888985), (25, 3911188), (38, 2573150), (50, 1955594), (53, 1844900), (76, 1286575), (95, 1029260), (100, 977797), (106, 922450), (190, 514630), (212, 461225), (265, 368980), (380, 257315), (475, 205852), (530, 184490), (950, 102926), (971, 100700), (1007, 97100), (1060, 92245), (1325, 73796), (1900, 51463), (1942, 50350), (2014, 48550), (2650, 36898), (3884, 25175), (4028, 24275), (4855, 20140), (5035, 19420), (5300, 18449), (9710, 10070)]