28362750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{2909}}^1$

素因数の和:2942

約数の個数: 64

約数和(自身を含む): 76265280

約数和(自身を除く): 47902530

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 325, 375, 390, 650, 750, 975, 1625, 1950, 2909, 3250, 4875, 5818, 8727, 9750, 14545, 17454, 29090, 37817, 43635, 72725, 75634, 87270, 113451, 145450, 189085, 218175, 226902, 363625, 378170, 436350, 567255, 727250, 945425, 1090875, 1134510, 1890850, 2181750, 2836275, 4727125, 5672550, 9454250, 14181375, 28362750]

約数ペア:

[(1, 28362750), (2, 14181375), (3, 9454250), (5, 5672550), (6, 4727125), (10, 2836275), (13, 2181750), (15, 1890850), (25, 1134510), (26, 1090875), (30, 945425), (39, 727250), (50, 567255), (65, 436350), (75, 378170), (78, 363625), (125, 226902), (130, 218175), (150, 189085), (195, 145450), (250, 113451), (325, 87270), (375, 75634), (390, 72725), (650, 43635), (750, 37817), (975, 29090), (1625, 17454), (1950, 14545), (2909, 9750), (3250, 8727), (4875, 5818)]