7796100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1999}}^1$

素因数の和:2029

約数の個数: 72

約数和(自身を含む): 24304000

約数和(自身を除く): 16507900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 1999, 3900, 3998, 5997, 7996, 9995, 11994, 19990, 23988, 25987, 29985, 39980, 49975, 51974, 59970, 77961, 99950, 103948, 119940, 129935, 149925, 155922, 199900, 259870, 299850, 311844, 389805, 519740, 599700, 649675, 779610, 1299350, 1559220, 1949025, 2598700, 3898050, 7796100]

約数ペア:

[(1, 7796100), (2, 3898050), (3, 2598700), (4, 1949025), (5, 1559220), (6, 1299350), (10, 779610), (12, 649675), (13, 599700), (15, 519740), (20, 389805), (25, 311844), (26, 299850), (30, 259870), (39, 199900), (50, 155922), (52, 149925), (60, 129935), (65, 119940), (75, 103948), (78, 99950), (100, 77961), (130, 59970), (150, 51974), (156, 49975), (195, 39980), (260, 29985), (300, 25987), (325, 23988), (390, 19990), (650, 11994), (780, 9995), (975, 7996), (1300, 5997), (1950, 3998), (1999, 3900)]