71308880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{52433}}^1$

素因数の和:52463

約数の個数: 40

約数和(自身を含む): 175549032

約数和(自身を除く): 104240152

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 52433, 104866, 209732, 262165, 419464, 524330, 838928, 891361, 1048660, 1782722, 2097320, 3565444, 4194640, 4456805, 7130888, 8913610, 14261776, 17827220, 35654440, 71308880]

約数ペア:

[(1, 71308880), (2, 35654440), (4, 17827220), (5, 14261776), (8, 8913610), (10, 7130888), (16, 4456805), (17, 4194640), (20, 3565444), (34, 2097320), (40, 1782722), (68, 1048660), (80, 891361), (85, 838928), (136, 524330), (170, 419464), (272, 262165), (340, 209732), (680, 104866), (1360, 52433)]