853917200

素因数分解:

$2^4\times 5^2\times {\mathrm{1069}}^1\times {\mathrm{1997}}^1$

素因数の和:3084

約数の個数: 60

約数和(自身を含む): 2054483460

約数和(自身を除く): 1200566260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 1069, 1997, 2138, 3994, 4276, 5345, 7988, 8552, 9985, 10690, 15976, 17104, 19970, 21380, 26725, 31952, 39940, 42760, 49925, 53450, 79880, 85520, 99850, 106900, 159760, 199700, 213800, 399400, 427600, 798800, 2134793, 4269586, 8539172, 10673965, 17078344, 21347930, 34156688, 42695860, 53369825, 85391720, 106739650, 170783440, 213479300, 426958600, 853917200]

約数ペア:

[(1, 853917200), (2, 426958600), (4, 213479300), (5, 170783440), (8, 106739650), (10, 85391720), (16, 53369825), (20, 42695860), (25, 34156688), (40, 21347930), (50, 17078344), (80, 10673965), (100, 8539172), (200, 4269586), (400, 2134793), (1069, 798800), (1997, 427600), (2138, 399400), (3994, 213800), (4276, 199700), (5345, 159760), (7988, 106900), (8552, 99850), (9985, 85520), (10690, 79880), (15976, 53450), (17104, 49925), (19970, 42760), (21380, 39940), (26725, 31952)]