56757075

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 97764576

約数和(自身を除く): 41007501

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 113, 181, 185, 339, 543, 555, 565, 905, 925, 1695, 2715, 2775, 2825, 4181, 4525, 6697, 8475, 12543, 13575, 20091, 20453, 20905, 33485, 61359, 62715, 100455, 102265, 104525, 167425, 306795, 313575, 502275, 511325, 756761, 1533975, 2270283, 3783805, 11351415, 18919025, 56757075]

約数ペア:

[(1, 56757075), (3, 18919025), (5, 11351415), (15, 3783805), (25, 2270283), (37, 1533975), (75, 756761), (111, 511325), (113, 502275), (181, 313575), (185, 306795), (339, 167425), (543, 104525), (555, 102265), (565, 100455), (905, 62715), (925, 61359), (1695, 33485), (2715, 20905), (2775, 20453), (2825, 20091), (4181, 13575), (4525, 12543), (6697, 8475)]