72977950

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{367}}^1$

素因数の和:517

約数の個数: 48

約数和(自身を含む): 140865984

約数和(自身を除く): 67888034

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 97, 194, 205, 367, 410, 485, 734, 970, 1025, 1835, 2050, 2425, 3670, 3977, 4850, 7954, 9175, 15047, 18350, 19885, 30094, 35599, 39770, 71198, 75235, 99425, 150470, 177995, 198850, 355990, 376175, 752350, 889975, 1459559, 1779950, 2919118, 7297795, 14595590, 36488975, 72977950]

約数ペア:

[(1, 72977950), (2, 36488975), (5, 14595590), (10, 7297795), (25, 2919118), (41, 1779950), (50, 1459559), (82, 889975), (97, 752350), (194, 376175), (205, 355990), (367, 198850), (410, 177995), (485, 150470), (734, 99425), (970, 75235), (1025, 71198), (1835, 39770), (2050, 35599), (2425, 30094), (3670, 19885), (3977, 18350), (4850, 15047), (7954, 9175)]