1213638200

素因数分解:

$2^3\times 5^2\times {\mathrm{197}}^1\times {\mathrm{30803}}^1$

素因数の和:31016

約数の個数: 48

約数和(自身を含む): 2836124280

約数和(自身を除く): 1622486080

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 197, 200, 394, 788, 985, 1576, 1970, 3940, 4925, 7880, 9850, 19700, 30803, 39400, 61606, 123212, 154015, 246424, 308030, 616060, 770075, 1232120, 1540150, 3080300, 6068191, 6160600, 12136382, 24272764, 30340955, 48545528, 60681910, 121363820, 151704775, 242727640, 303409550, 606819100, 1213638200]

約数ペア:

[(1, 1213638200), (2, 606819100), (4, 303409550), (5, 242727640), (8, 151704775), (10, 121363820), (20, 60681910), (25, 48545528), (40, 30340955), (50, 24272764), (100, 12136382), (197, 6160600), (200, 6068191), (394, 3080300), (788, 1540150), (985, 1232120), (1576, 770075), (1970, 616060), (3940, 308030), (4925, 246424), (7880, 154015), (9850, 123212), (19700, 61606), (30803, 39400)]