901010000

素因数分解:

$2^4\times 5^4\times {\mathrm{11}}^1\times {\mathrm{8191}}^1$

素因数の和:8230

約数の個数: 100

約数和(自身を含む): 2380038144

約数和(自身を除く): 1479028144

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 125, 176, 200, 220, 250, 275, 400, 440, 500, 550, 625, 880, 1000, 1100, 1250, 1375, 2000, 2200, 2500, 2750, 4400, 5000, 5500, 6875, 8191, 10000, 11000, 13750, 16382, 22000, 27500, 32764, 40955, 55000, 65528, 81910, 90101, 110000, 131056, 163820, 180202, 204775, 327640, 360404, 409550, 450505, 655280, 720808, 819100, 901010, 1023875, 1441616, 1638200, 1802020, 2047750, 2252525, 3276400, 3604040, 4095500, 4505050, 5119375, 7208080, 8191000, 9010100, 10238750, 11262625, 16382000, 18020200, 20477500, 22525250, 36040400, 40955000, 45050500, 56313125, 81910000, 90101000, 112626250, 180202000, 225252500, 450505000, 901010000]

約数ペア:

[(1, 901010000), (2, 450505000), (4, 225252500), (5, 180202000), (8, 112626250), (10, 90101000), (11, 81910000), (16, 56313125), (20, 45050500), (22, 40955000), (25, 36040400), (40, 22525250), (44, 20477500), (50, 18020200), (55, 16382000), (80, 11262625), (88, 10238750), (100, 9010100), (110, 8191000), (125, 7208080), (176, 5119375), (200, 4505050), (220, 4095500), (250, 3604040), (275, 3276400), (400, 2252525), (440, 2047750), (500, 1802020), (550, 1638200), (625, 1441616), (880, 1023875), (1000, 901010), (1100, 819100), (1250, 720808), (1375, 655280), (2000, 450505), (2200, 409550), (2500, 360404), (2750, 327640), (4400, 204775), (5000, 180202), (5500, 163820), (6875, 131056), (8191, 110000), (10000, 90101), (11000, 81910), (13750, 65528), (16382, 55000), (22000, 40955), (27500, 32764)]