20163815450

素因数分解:

$2^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{117539}}^1$

素因数の和:117671

約数の個数: 48

約数和(自身を含む): 38827693440

約数和(自身を除く): 18663877990

約数列:

[1, 2, 5, 10, 25, 47, 50, 73, 94, 146, 235, 365, 470, 730, 1175, 1825, 2350, 3431, 3650, 6862, 17155, 34310, 85775, 117539, 171550, 235078, 587695, 1175390, 2938475, 5524333, 5876950, 8580347, 11048666, 17160694, 27621665, 42901735, 55243330, 85803470, 138108325, 214508675, 276216650, 403276309, 429017350, 806552618, 2016381545, 4032763090, 10081907725, 20163815450]

約数ペア:

[(1, 20163815450), (2, 10081907725), (5, 4032763090), (10, 2016381545), (25, 806552618), (47, 429017350), (50, 403276309), (73, 276216650), (94, 214508675), (146, 138108325), (235, 85803470), (365, 55243330), (470, 42901735), (730, 27621665), (1175, 17160694), (1825, 11048666), (2350, 8580347), (3431, 5876950), (3650, 5524333), (6862, 2938475), (17155, 1175390), (34310, 587695), (85775, 235078), (117539, 171550)]