5637500

素因数分解:

$2^2\times 5^5\times {\mathrm{11}}^1\times {\mathrm{41}}^1$

素因数の和:81

約数の個数: 72

約数和(自身を含む): 13780368

約数和(自身を除く): 8142868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 41, 44, 50, 55, 82, 100, 110, 125, 164, 205, 220, 250, 275, 410, 451, 500, 550, 625, 820, 902, 1025, 1100, 1250, 1375, 1804, 2050, 2255, 2500, 2750, 3125, 4100, 4510, 5125, 5500, 6250, 6875, 9020, 10250, 11275, 12500, 13750, 20500, 22550, 25625, 27500, 34375, 45100, 51250, 56375, 68750, 102500, 112750, 128125, 137500, 225500, 256250, 281875, 512500, 563750, 1127500, 1409375, 2818750, 5637500]

約数ペア:

[(1, 5637500), (2, 2818750), (4, 1409375), (5, 1127500), (10, 563750), (11, 512500), (20, 281875), (22, 256250), (25, 225500), (41, 137500), (44, 128125), (50, 112750), (55, 102500), (82, 68750), (100, 56375), (110, 51250), (125, 45100), (164, 34375), (205, 27500), (220, 25625), (250, 22550), (275, 20500), (410, 13750), (451, 12500), (500, 11275), (550, 10250), (625, 9020), (820, 6875), (902, 6250), (1025, 5500), (1100, 5125), (1250, 4510), (1375, 4100), (1804, 3125), (2050, 2750), (2255, 2500)]