182450000

素因数分解:

$2^4\times 5^5\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:163

約数の個数: 120

約数和(自身を含む): 457705080

約数和(自身を除く): 275255080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 89, 100, 125, 164, 178, 200, 205, 250, 328, 356, 400, 410, 445, 500, 625, 656, 712, 820, 890, 1000, 1025, 1250, 1424, 1640, 1780, 2000, 2050, 2225, 2500, 3125, 3280, 3560, 3649, 4100, 4450, 5000, 5125, 6250, 7120, 7298, 8200, 8900, 10000, 10250, 11125, 12500, 14596, 16400, 17800, 18245, 20500, 22250, 25000, 25625, 29192, 35600, 36490, 41000, 44500, 50000, 51250, 55625, 58384, 72980, 82000, 89000, 91225, 102500, 111250, 128125, 145960, 178000, 182450, 205000, 222500, 256250, 278125, 291920, 364900, 410000, 445000, 456125, 512500, 556250, 729800, 890000, 912250, 1025000, 1112500, 1459600, 1824500, 2050000, 2225000, 2280625, 3649000, 4450000, 4561250, 7298000, 9122500, 11403125, 18245000, 22806250, 36490000, 45612500, 91225000, 182450000]

約数ペア:

[(1, 182450000), (2, 91225000), (4, 45612500), (5, 36490000), (8, 22806250), (10, 18245000), (16, 11403125), (20, 9122500), (25, 7298000), (40, 4561250), (41, 4450000), (50, 3649000), (80, 2280625), (82, 2225000), (89, 2050000), (100, 1824500), (125, 1459600), (164, 1112500), (178, 1025000), (200, 912250), (205, 890000), (250, 729800), (328, 556250), (356, 512500), (400, 456125), (410, 445000), (445, 410000), (500, 364900), (625, 291920), (656, 278125), (712, 256250), (820, 222500), (890, 205000), (1000, 182450), (1025, 178000), (1250, 145960), (1424, 128125), (1640, 111250), (1780, 102500), (2000, 91225), (2050, 89000), (2225, 82000), (2500, 72980), (3125, 58384), (3280, 55625), (3560, 51250), (3649, 50000), (4100, 44500), (4450, 41000), (5000, 36490), (5125, 35600), (6250, 29192), (7120, 25625), (7298, 25000), (8200, 22250), (8900, 20500), (10000, 18245), (10250, 17800), (11125, 16400), (12500, 14596)]