1999461650

素因数分解:

$2^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{317}}^1\times {\mathrm{1249}}^1$

素因数の和:1679

約数の個数: 48

約数和(自身を含む): 3770685000

約数和(自身を除く): 1771223350

約数列:

[1, 2, 5, 10, 25, 50, 101, 202, 317, 505, 634, 1010, 1249, 1585, 2498, 2525, 3170, 5050, 6245, 7925, 12490, 15850, 31225, 32017, 62450, 64034, 126149, 160085, 252298, 320170, 395933, 630745, 791866, 800425, 1261490, 1600850, 1979665, 3153725, 3959330, 6307450, 9898325, 19796650, 39989233, 79978466, 199946165, 399892330, 999730825, 1999461650]

約数ペア:

[(1, 1999461650), (2, 999730825), (5, 399892330), (10, 199946165), (25, 79978466), (50, 39989233), (101, 19796650), (202, 9898325), (317, 6307450), (505, 3959330), (634, 3153725), (1010, 1979665), (1249, 1600850), (1585, 1261490), (2498, 800425), (2525, 791866), (3170, 630745), (5050, 395933), (6245, 320170), (7925, 252298), (12490, 160085), (15850, 126149), (31225, 64034), (32017, 62450)]