142740400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{32441}}^1$

素因数の和:32470

約数の個数: 60

約数和(自身を含む): 374121144

約数和(自身を除く): 231380744

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 4400, 32441, 64882, 129764, 162205, 259528, 324410, 356851, 519056, 648820, 713702, 811025, 1297640, 1427404, 1622050, 1784255, 2595280, 2854808, 3244100, 3568510, 5709616, 6488200, 7137020, 8921275, 12976400, 14274040, 17842550, 28548080, 35685100, 71370200, 142740400]

約数ペア:

[(1, 142740400), (2, 71370200), (4, 35685100), (5, 28548080), (8, 17842550), (10, 14274040), (11, 12976400), (16, 8921275), (20, 7137020), (22, 6488200), (25, 5709616), (40, 3568510), (44, 3244100), (50, 2854808), (55, 2595280), (80, 1784255), (88, 1622050), (100, 1427404), (110, 1297640), (176, 811025), (200, 713702), (220, 648820), (275, 519056), (400, 356851), (440, 324410), (550, 259528), (880, 162205), (1100, 129764), (2200, 64882), (4400, 32441)]