996834800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{191699}}^1$

素因数の和:191730

約数の個数: 60

約数和(自身を含む): 2579131800

約数和(自身を除く): 1582297000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 191699, 383398, 766796, 958495, 1533592, 1916990, 2492087, 3067184, 3833980, 4792475, 4984174, 7667960, 9584950, 9968348, 12460435, 15335920, 19169900, 19936696, 24920870, 38339800, 39873392, 49841740, 62302175, 76679600, 99683480, 124604350, 199366960, 249208700, 498417400, 996834800]

約数ペア:

[(1, 996834800), (2, 498417400), (4, 249208700), (5, 199366960), (8, 124604350), (10, 99683480), (13, 76679600), (16, 62302175), (20, 49841740), (25, 39873392), (26, 38339800), (40, 24920870), (50, 19936696), (52, 19169900), (65, 15335920), (80, 12460435), (100, 9968348), (104, 9584950), (130, 7667960), (200, 4984174), (208, 4792475), (260, 3833980), (325, 3067184), (400, 2492087), (520, 1916990), (650, 1533592), (1040, 958495), (1300, 766796), (2600, 383398), (5200, 191699)]