82204520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{120889}}^1$

素因数の和:120917

約数の個数: 32

約数和(自身を含む): 195841800

約数和(自身を除く): 113637280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 120889, 241778, 483556, 604445, 967112, 1208890, 2055113, 2417780, 4110226, 4835560, 8220452, 10275565, 16440904, 20551130, 41102260, 82204520]

約数ペア:

[(1, 82204520), (2, 41102260), (4, 20551130), (5, 16440904), (8, 10275565), (10, 8220452), (17, 4835560), (20, 4110226), (34, 2417780), (40, 2055113), (68, 1208890), (85, 967112), (136, 604445), (170, 483556), (340, 241778), (680, 120889)]