200850100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1163}}^1$

素因数の和:1345

約数の個数: 72

約数和(自身を含む): 478906848

約数和(自身を除く): 278056748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 157, 220, 275, 314, 550, 628, 785, 1100, 1163, 1570, 1727, 2326, 3140, 3454, 3925, 4652, 5815, 6908, 7850, 8635, 11630, 12793, 15700, 17270, 23260, 25586, 29075, 34540, 43175, 51172, 58150, 63965, 86350, 116300, 127930, 172700, 182591, 255860, 319825, 365182, 639650, 730364, 912955, 1279300, 1825910, 2008501, 3651820, 4017002, 4564775, 8034004, 9129550, 10042505, 18259100, 20085010, 40170020, 50212525, 100425050, 200850100]

約数ペア:

[(1, 200850100), (2, 100425050), (4, 50212525), (5, 40170020), (10, 20085010), (11, 18259100), (20, 10042505), (22, 9129550), (25, 8034004), (44, 4564775), (50, 4017002), (55, 3651820), (100, 2008501), (110, 1825910), (157, 1279300), (220, 912955), (275, 730364), (314, 639650), (550, 365182), (628, 319825), (785, 255860), (1100, 182591), (1163, 172700), (1570, 127930), (1727, 116300), (2326, 86350), (3140, 63965), (3454, 58150), (3925, 51172), (4652, 43175), (5815, 34540), (6908, 29075), (7850, 25586), (8635, 23260), (11630, 17270), (12793, 15700)]