201559400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{143971}}^1$

素因数の和:143994

約数の個数: 48

約数和(自身を含む): 535575840

約数和(自身を除く): 334016440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 143971, 287942, 575884, 719855, 1007797, 1151768, 1439710, 2015594, 2879420, 3599275, 4031188, 5038985, 5758840, 7198550, 8062376, 10077970, 14397100, 20155940, 25194925, 28794200, 40311880, 50389850, 100779700, 201559400]

約数ペア:

[(1, 201559400), (2, 100779700), (4, 50389850), (5, 40311880), (7, 28794200), (8, 25194925), (10, 20155940), (14, 14397100), (20, 10077970), (25, 8062376), (28, 7198550), (35, 5758840), (40, 5038985), (50, 4031188), (56, 3599275), (70, 2879420), (100, 2015594), (140, 1439710), (175, 1151768), (200, 1007797), (280, 719855), (350, 575884), (700, 287942), (1400, 143971)]