78059900

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 176447040

約数和(自身を除く): 98387140

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 79, 82, 100, 158, 164, 205, 241, 316, 395, 410, 482, 790, 820, 964, 1025, 1205, 1580, 1975, 2050, 2410, 3239, 3950, 4100, 4820, 6025, 6478, 7900, 9881, 12050, 12956, 16195, 19039, 19762, 24100, 32390, 38078, 39524, 49405, 64780, 76156, 80975, 95195, 98810, 161950, 190390, 197620, 247025, 323900, 380780, 475975, 494050, 780599, 951950, 988100, 1561198, 1903900, 3122396, 3902995, 7805990, 15611980, 19514975, 39029950, 78059900]

約数ペア:

[(1, 78059900), (2, 39029950), (4, 19514975), (5, 15611980), (10, 7805990), (20, 3902995), (25, 3122396), (41, 1903900), (50, 1561198), (79, 988100), (82, 951950), (100, 780599), (158, 494050), (164, 475975), (205, 380780), (241, 323900), (316, 247025), (395, 197620), (410, 190390), (482, 161950), (790, 98810), (820, 95195), (964, 80975), (1025, 76156), (1205, 64780), (1580, 49405), (1975, 39524), (2050, 38078), (2410, 32390), (3239, 24100), (3950, 19762), (4100, 19039), (4820, 16195), (6025, 12956), (6478, 12050), (7900, 9881)]