858450100

素因数分解:

$2^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{409}}^1$

素因数の和:713

約数の個数: 72

約数和(自身を含む): 1893281600

約数和(自身を除く): 1034831500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 139, 151, 278, 302, 409, 556, 604, 695, 755, 818, 1390, 1510, 1636, 2045, 2780, 3020, 3475, 3775, 4090, 6950, 7550, 8180, 10225, 13900, 15100, 20450, 20989, 40900, 41978, 56851, 61759, 83956, 104945, 113702, 123518, 209890, 227404, 247036, 284255, 308795, 419780, 524725, 568510, 617590, 1049450, 1137020, 1235180, 1421275, 1543975, 2098900, 2842550, 3087950, 5685100, 6175900, 8584501, 17169002, 34338004, 42922505, 85845010, 171690020, 214612525, 429225050, 858450100]

約数ペア:

[(1, 858450100), (2, 429225050), (4, 214612525), (5, 171690020), (10, 85845010), (20, 42922505), (25, 34338004), (50, 17169002), (100, 8584501), (139, 6175900), (151, 5685100), (278, 3087950), (302, 2842550), (409, 2098900), (556, 1543975), (604, 1421275), (695, 1235180), (755, 1137020), (818, 1049450), (1390, 617590), (1510, 568510), (1636, 524725), (2045, 419780), (2780, 308795), (3020, 284255), (3475, 247036), (3775, 227404), (4090, 209890), (6950, 123518), (7550, 113702), (8180, 104945), (10225, 83956), (13900, 61759), (15100, 56851), (20450, 41978), (20989, 40900)]