40488500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{6229}}^1$

素因数の和:6261

約数の個数: 48

約数和(自身を含む): 95244240

約数和(自身を除く): 54755740

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 3250, 6229, 6500, 12458, 24916, 31145, 62290, 80977, 124580, 155725, 161954, 311450, 323908, 404885, 622900, 778625, 809770, 1557250, 1619540, 2024425, 3114500, 4048850, 8097700, 10122125, 20244250, 40488500]

約数ペア:

[(1, 40488500), (2, 20244250), (4, 10122125), (5, 8097700), (10, 4048850), (13, 3114500), (20, 2024425), (25, 1619540), (26, 1557250), (50, 809770), (52, 778625), (65, 622900), (100, 404885), (125, 323908), (130, 311450), (250, 161954), (260, 155725), (325, 124580), (500, 80977), (650, 62290), (1300, 31145), (1625, 24916), (3250, 12458), (6229, 6500)]