25091320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{36899}}^1$

素因数の和:36927

約数の個数: 32

約数和(自身を含む): 59778000

約数和(自身を除く): 34686680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 36899, 73798, 147596, 184495, 295192, 368990, 627283, 737980, 1254566, 1475960, 2509132, 3136415, 5018264, 6272830, 12545660, 25091320]

約数ペア:

[(1, 25091320), (2, 12545660), (4, 6272830), (5, 5018264), (8, 3136415), (10, 2509132), (17, 1475960), (20, 1254566), (34, 737980), (40, 627283), (68, 368990), (85, 295192), (136, 184495), (170, 147596), (340, 73798), (680, 36899)]