87057680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{64013}}^1$

素因数の和:64043

約数の個数: 40

約数和(自身を含む): 214318872

約数和(自身を除く): 127261192

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 64013, 128026, 256052, 320065, 512104, 640130, 1024208, 1088221, 1280260, 2176442, 2560520, 4352884, 5121040, 5441105, 8705768, 10882210, 17411536, 21764420, 43528840, 87057680]

約数ペア:

[(1, 87057680), (2, 43528840), (4, 21764420), (5, 17411536), (8, 10882210), (10, 8705768), (16, 5441105), (17, 5121040), (20, 4352884), (34, 2560520), (40, 2176442), (68, 1280260), (80, 1088221), (85, 1024208), (136, 640130), (170, 512104), (272, 320065), (340, 256052), (680, 128026), (1360, 64013)]