19005243625

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{461}}^1\times {\mathrm{10639}}^1$

素因数の和:11146

約数の個数: 32

約数和(自身を含む): 24539074560

約数和(自身を除く): 5533830935

約数列:

[1, 5, 25, 31, 125, 155, 461, 775, 2305, 3875, 10639, 11525, 14291, 53195, 57625, 71455, 265975, 329809, 357275, 1329875, 1649045, 1786375, 4904579, 8245225, 24522895, 41226125, 122614475, 152041949, 613072375, 760209745, 3801048725, 19005243625]

約数ペア:

[(1, 19005243625), (5, 3801048725), (25, 760209745), (31, 613072375), (125, 152041949), (155, 122614475), (461, 41226125), (775, 24522895), (2305, 8245225), (3875, 4904579), (10639, 1786375), (11525, 1649045), (14291, 1329875), (53195, 357275), (57625, 329809), (71455, 265975)]