2005201550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{22367}}^1$

素因数の和:22553

約数の個数: 48

約数和(自身を含む): 4093880832

約数和(自身を除く): 2088679282

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 163, 275, 326, 550, 815, 1630, 1793, 3586, 4075, 8150, 8965, 17930, 22367, 44734, 44825, 89650, 111835, 223670, 246037, 492074, 559175, 1118350, 1230185, 2460370, 3645821, 6150925, 7291642, 12301850, 18229105, 36458210, 40104031, 80208062, 91145525, 182291050, 200520155, 401040310, 1002600775, 2005201550]

約数ペア:

[(1, 2005201550), (2, 1002600775), (5, 401040310), (10, 200520155), (11, 182291050), (22, 91145525), (25, 80208062), (50, 40104031), (55, 36458210), (110, 18229105), (163, 12301850), (275, 7291642), (326, 6150925), (550, 3645821), (815, 2460370), (1630, 1230185), (1793, 1118350), (3586, 559175), (4075, 492074), (8150, 246037), (8965, 223670), (17930, 111835), (22367, 89650), (44734, 44825)]