90170100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{100189}}^1$

素因数の和:100209

約数の個数: 54

約数和(自身を含む): 282635990

約数和(自身を除く): 192465890

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 100189, 200378, 300567, 400756, 500945, 601134, 901701, 1001890, 1202268, 1502835, 1803402, 2003780, 2504725, 3005670, 3606804, 4508505, 5009450, 6011340, 7514175, 9017010, 10018900, 15028350, 18034020, 22542525, 30056700, 45085050, 90170100]

約数ペア:

[(1, 90170100), (2, 45085050), (3, 30056700), (4, 22542525), (5, 18034020), (6, 15028350), (9, 10018900), (10, 9017010), (12, 7514175), (15, 6011340), (18, 5009450), (20, 4508505), (25, 3606804), (30, 3005670), (36, 2504725), (45, 2003780), (50, 1803402), (60, 1502835), (75, 1202268), (90, 1001890), (100, 901701), (150, 601134), (180, 500945), (225, 400756), (300, 300567), (450, 200378), (900, 100189)]