80821112000

素因数分解:

$2^6\times 5^3\times {\mathrm{10102639}}^1$

素因数の和:10102666

約数の個数: 56

約数和(自身を含む): 200153503680

約数和(自身を除く): 119332391680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 800, 1000, 1600, 2000, 4000, 8000, 10102639, 20205278, 40410556, 50513195, 80821112, 101026390, 161642224, 202052780, 252565975, 323284448, 404105560, 505131950, 646568896, 808211120, 1010263900, 1262829875, 1616422240, 2020527800, 2525659750, 3232844480, 4041055600, 5051319500, 8082111200, 10102639000, 16164222400, 20205278000, 40410556000, 80821112000]

約数ペア:

[(1, 80821112000), (2, 40410556000), (4, 20205278000), (5, 16164222400), (8, 10102639000), (10, 8082111200), (16, 5051319500), (20, 4041055600), (25, 3232844480), (32, 2525659750), (40, 2020527800), (50, 1616422240), (64, 1262829875), (80, 1010263900), (100, 808211120), (125, 646568896), (160, 505131950), (200, 404105560), (250, 323284448), (320, 252565975), (400, 202052780), (500, 161642224), (800, 101026390), (1000, 80821112), (1600, 50513195), (2000, 40410556), (4000, 20205278), (8000, 10102639)]