2021860250

素因数分解:

$2^1\times 5^3\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{673}}^1$

素因数の和:948

約数の個数: 64

約数和(自身を含む): 3872243232

約数和(自身を除く): 1850382982

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 125, 197, 250, 305, 394, 610, 673, 985, 1346, 1525, 1970, 3050, 3365, 4925, 6730, 7625, 9850, 12017, 15250, 16825, 24034, 24625, 33650, 41053, 49250, 60085, 82106, 84125, 120170, 132581, 168250, 205265, 265162, 300425, 410530, 600850, 662905, 1026325, 1325810, 1502125, 2052650, 3004250, 3314525, 5131625, 6629050, 8087441, 10263250, 16174882, 16572625, 33145250, 40437205, 80874410, 202186025, 404372050, 1010930125, 2021860250]

約数ペア:

[(1, 2021860250), (2, 1010930125), (5, 404372050), (10, 202186025), (25, 80874410), (50, 40437205), (61, 33145250), (122, 16572625), (125, 16174882), (197, 10263250), (250, 8087441), (305, 6629050), (394, 5131625), (610, 3314525), (673, 3004250), (985, 2052650), (1346, 1502125), (1525, 1325810), (1970, 1026325), (3050, 662905), (3365, 600850), (4925, 410530), (6730, 300425), (7625, 265162), (9850, 205265), (12017, 168250), (15250, 132581), (16825, 120170), (24034, 84125), (24625, 82106), (33650, 60085), (41053, 49250)]