78892070

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{20177}}^1$

素因数の和:20224

約数の個数: 32

約数和(自身を含む): 156904128

約数和(自身を除く): 78012058

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 782, 1955, 3910, 20177, 40354, 100885, 201770, 343009, 464071, 686018, 928142, 1715045, 2320355, 3430090, 4640710, 7889207, 15778414, 39446035, 78892070]

約数ペア:

[(1, 78892070), (2, 39446035), (5, 15778414), (10, 7889207), (17, 4640710), (23, 3430090), (34, 2320355), (46, 1715045), (85, 928142), (115, 686018), (170, 464071), (230, 343009), (391, 201770), (782, 100885), (1955, 40354), (3910, 20177)]