20210660175

素因数分解:

$3^1\times 5^2\times {\mathrm{499}}^1\times {\mathrm{653}}^1\times {\mathrm{827}}^1$

素因数の和:1992

約数の個数: 48

約数和(自身を含む): 33573744000

約数和(自身を除く): 13363083825

約数列:

[1, 3, 5, 15, 25, 75, 499, 653, 827, 1497, 1959, 2481, 2495, 3265, 4135, 7485, 9795, 12405, 12475, 16325, 20675, 37425, 48975, 62025, 325847, 412673, 540031, 977541, 1238019, 1620093, 1629235, 2063365, 2700155, 4887705, 6190095, 8100465, 8146175, 10316825, 13500775, 24438525, 30950475, 40502325, 269475469, 808426407, 1347377345, 4042132035, 6736886725, 20210660175]

約数ペア:

[(1, 20210660175), (3, 6736886725), (5, 4042132035), (15, 1347377345), (25, 808426407), (75, 269475469), (499, 40502325), (653, 30950475), (827, 24438525), (1497, 13500775), (1959, 10316825), (2481, 8146175), (2495, 8100465), (3265, 6190095), (4135, 4887705), (7485, 2700155), (9795, 2063365), (12405, 1629235), (12475, 1620093), (16325, 1238019), (20675, 977541), (37425, 540031), (48975, 412673), (62025, 325847)]