8016320

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:118

約数の個数: 112

約数和(自身を含む): 21506688

約数和(自身を除く): 13490368

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 47, 52, 64, 65, 80, 82, 94, 104, 130, 160, 164, 188, 205, 208, 235, 260, 320, 328, 376, 410, 416, 470, 520, 533, 611, 656, 752, 820, 832, 940, 1040, 1066, 1222, 1312, 1504, 1640, 1880, 1927, 2080, 2132, 2444, 2624, 2665, 3008, 3055, 3280, 3760, 3854, 4160, 4264, 4888, 5330, 6110, 6560, 7520, 7708, 8528, 9635, 9776, 10660, 12220, 13120, 15040, 15416, 17056, 19270, 19552, 21320, 24440, 25051, 30832, 34112, 38540, 39104, 42640, 48880, 50102, 61664, 77080, 85280, 97760, 100204, 123328, 125255, 154160, 170560, 195520, 200408, 250510, 308320, 400816, 501020, 616640, 801632, 1002040, 1603264, 2004080, 4008160, 8016320]

約数ペア:

[(1, 8016320), (2, 4008160), (4, 2004080), (5, 1603264), (8, 1002040), (10, 801632), (13, 616640), (16, 501020), (20, 400816), (26, 308320), (32, 250510), (40, 200408), (41, 195520), (47, 170560), (52, 154160), (64, 125255), (65, 123328), (80, 100204), (82, 97760), (94, 85280), (104, 77080), (130, 61664), (160, 50102), (164, 48880), (188, 42640), (205, 39104), (208, 38540), (235, 34112), (260, 30832), (320, 25051), (328, 24440), (376, 21320), (410, 19552), (416, 19270), (470, 17056), (520, 15416), (533, 15040), (611, 13120), (656, 12220), (752, 10660), (820, 9776), (832, 9635), (940, 8528), (1040, 7708), (1066, 7520), (1222, 6560), (1312, 6110), (1504, 5330), (1640, 4888), (1880, 4264), (1927, 4160), (2080, 3854), (2132, 3760), (2444, 3280), (2624, 3055), (2665, 3008)]