71231020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{173}}^2$

素因数の和:379

約数の個数: 72

約数和(自身を含む): 182062944

約数和(自身を除く): 110831924

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 173, 238, 340, 346, 476, 595, 692, 865, 1190, 1211, 1730, 2380, 2422, 2941, 3460, 4844, 5882, 6055, 11764, 12110, 14705, 20587, 24220, 29410, 29929, 41174, 58820, 59858, 82348, 102935, 119716, 149645, 205870, 209503, 299290, 411740, 419006, 508793, 598580, 838012, 1017586, 1047515, 2035172, 2095030, 2543965, 3561551, 4190060, 5087930, 7123102, 10175860, 14246204, 17807755, 35615510, 71231020]

約数ペア:

[(1, 71231020), (2, 35615510), (4, 17807755), (5, 14246204), (7, 10175860), (10, 7123102), (14, 5087930), (17, 4190060), (20, 3561551), (28, 2543965), (34, 2095030), (35, 2035172), (68, 1047515), (70, 1017586), (85, 838012), (119, 598580), (140, 508793), (170, 419006), (173, 411740), (238, 299290), (340, 209503), (346, 205870), (476, 149645), (595, 119716), (692, 102935), (865, 82348), (1190, 59858), (1211, 58820), (1730, 41174), (2380, 29929), (2422, 29410), (2941, 24220), (3460, 20587), (4844, 14705), (5882, 12110), (6055, 11764)]