165728750

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{709}}^1$

素因数の和:759

約数の個数: 80

約数和(自身を含む): 359322480

約数和(自身を除く): 193593730

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 34, 50, 55, 85, 110, 125, 170, 187, 250, 275, 374, 425, 550, 625, 709, 850, 935, 1250, 1375, 1418, 1870, 2125, 2750, 3545, 4250, 4675, 6875, 7090, 7799, 9350, 10625, 12053, 13750, 15598, 17725, 21250, 23375, 24106, 35450, 38995, 46750, 60265, 77990, 88625, 116875, 120530, 132583, 177250, 194975, 233750, 265166, 301325, 389950, 443125, 602650, 662915, 886250, 974875, 1325830, 1506625, 1949750, 3013250, 3314575, 4874375, 6629150, 7533125, 9748750, 15066250, 16572875, 33145750, 82864375, 165728750]

約数ペア:

[(1, 165728750), (2, 82864375), (5, 33145750), (10, 16572875), (11, 15066250), (17, 9748750), (22, 7533125), (25, 6629150), (34, 4874375), (50, 3314575), (55, 3013250), (85, 1949750), (110, 1506625), (125, 1325830), (170, 974875), (187, 886250), (250, 662915), (275, 602650), (374, 443125), (425, 389950), (550, 301325), (625, 265166), (709, 233750), (850, 194975), (935, 177250), (1250, 132583), (1375, 120530), (1418, 116875), (1870, 88625), (2125, 77990), (2750, 60265), (3545, 46750), (4250, 38995), (4675, 35450), (6875, 24106), (7090, 23375), (7799, 21250), (9350, 17725), (10625, 15598), (12053, 13750)]