78590775

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 135102464

約数和(自身を除く): 56511689

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 127, 185, 223, 381, 555, 635, 669, 925, 1115, 1905, 2775, 3175, 3345, 4699, 5575, 8251, 9525, 14097, 16725, 23495, 24753, 28321, 41255, 70485, 84963, 117475, 123765, 141605, 206275, 352425, 424815, 618825, 708025, 1047877, 2124075, 3143631, 5239385, 15718155, 26196925, 78590775]

約数ペア:

[(1, 78590775), (3, 26196925), (5, 15718155), (15, 5239385), (25, 3143631), (37, 2124075), (75, 1047877), (111, 708025), (127, 618825), (185, 424815), (223, 352425), (381, 206275), (555, 141605), (635, 123765), (669, 117475), (925, 84963), (1115, 70485), (1905, 41255), (2775, 28321), (3175, 24753), (3345, 23495), (4699, 16725), (5575, 14097), (8251, 9525)]