78175520

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{701}}^1$

素因数の和:774

約数の個数: 96

約数和(自身を含む): 200609136

約数和(自身を除く): 122433616

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 41, 68, 80, 82, 85, 136, 160, 164, 170, 205, 272, 328, 340, 410, 544, 656, 680, 697, 701, 820, 1312, 1360, 1394, 1402, 1640, 2720, 2788, 2804, 3280, 3485, 3505, 5576, 5608, 6560, 6970, 7010, 11152, 11216, 11917, 13940, 14020, 22304, 22432, 23834, 27880, 28040, 28741, 47668, 55760, 56080, 57482, 59585, 95336, 111520, 112160, 114964, 119170, 143705, 190672, 229928, 238340, 287410, 381344, 459856, 476680, 488597, 574820, 919712, 953360, 977194, 1149640, 1906720, 1954388, 2299280, 2442985, 3908776, 4598560, 4885970, 7817552, 9771940, 15635104, 19543880, 39087760, 78175520]

約数ペア:

[(1, 78175520), (2, 39087760), (4, 19543880), (5, 15635104), (8, 9771940), (10, 7817552), (16, 4885970), (17, 4598560), (20, 3908776), (32, 2442985), (34, 2299280), (40, 1954388), (41, 1906720), (68, 1149640), (80, 977194), (82, 953360), (85, 919712), (136, 574820), (160, 488597), (164, 476680), (170, 459856), (205, 381344), (272, 287410), (328, 238340), (340, 229928), (410, 190672), (544, 143705), (656, 119170), (680, 114964), (697, 112160), (701, 111520), (820, 95336), (1312, 59585), (1360, 57482), (1394, 56080), (1402, 55760), (1640, 47668), (2720, 28741), (2788, 28040), (2804, 27880), (3280, 23834), (3485, 22432), (3505, 22304), (5576, 14020), (5608, 13940), (6560, 11917), (6970, 11216), (7010, 11152)]