80376272

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{461}}^1\times {\mathrm{641}}^1$

素因数の和:1127

約数の個数: 40

約数和(自身を含む): 165505032

約数和(自身を除く): 85128760

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 461, 641, 922, 1282, 1844, 2564, 3688, 5128, 7376, 7837, 10256, 10897, 15674, 21794, 31348, 43588, 62696, 87176, 125392, 174352, 295501, 591002, 1182004, 2364008, 4728016, 5023517, 10047034, 20094068, 40188136, 80376272]

約数ペア:

[(1, 80376272), (2, 40188136), (4, 20094068), (8, 10047034), (16, 5023517), (17, 4728016), (34, 2364008), (68, 1182004), (136, 591002), (272, 295501), (461, 174352), (641, 125392), (922, 87176), (1282, 62696), (1844, 43588), (2564, 31348), (3688, 21794), (5128, 15674), (7376, 10897), (7837, 10256)]