1621075490

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{857}}^1$

素因数の和:1043

約数の個数: 64

約数和(自身を含む): 3082375296

約数和(自身を除く): 1461299806

約数列:

[1, 2, 5, 10, 43, 53, 83, 86, 106, 166, 215, 265, 415, 430, 530, 830, 857, 1714, 2279, 3569, 4285, 4399, 4558, 7138, 8570, 8798, 11395, 17845, 21995, 22790, 35690, 36851, 43990, 45421, 71131, 73702, 90842, 142262, 184255, 189157, 227105, 355655, 368510, 378314, 454210, 711310, 945785, 1891570, 1953103, 3058633, 3769943, 3906206, 6117266, 7539886, 9765515, 15293165, 18849715, 19531030, 30586330, 37699430, 162107549, 324215098, 810537745, 1621075490]

約数ペア:

[(1, 1621075490), (2, 810537745), (5, 324215098), (10, 162107549), (43, 37699430), (53, 30586330), (83, 19531030), (86, 18849715), (106, 15293165), (166, 9765515), (215, 7539886), (265, 6117266), (415, 3906206), (430, 3769943), (530, 3058633), (830, 1953103), (857, 1891570), (1714, 945785), (2279, 711310), (3569, 454210), (4285, 378314), (4399, 368510), (4558, 355655), (7138, 227105), (8570, 189157), (8798, 184255), (11395, 142262), (17845, 90842), (21995, 73702), (22790, 71131), (35690, 45421), (36851, 43990)]