80057120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3499}}^1$

素因数の和:3538

約数の個数: 96

約数和(自身を含む): 222264000

約数和(自身を除く): 142206880

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 160, 176, 208, 220, 260, 286, 352, 416, 440, 520, 572, 715, 880, 1040, 1144, 1430, 1760, 2080, 2288, 2860, 3499, 4576, 5720, 6998, 11440, 13996, 17495, 22880, 27992, 34990, 38489, 45487, 55984, 69980, 76978, 90974, 111968, 139960, 153956, 181948, 192445, 227435, 279920, 307912, 363896, 384890, 454870, 500357, 559840, 615824, 727792, 769780, 909740, 1000714, 1231648, 1455584, 1539560, 1819480, 2001428, 2501785, 3079120, 3638960, 4002856, 5003570, 6158240, 7277920, 8005712, 10007140, 16011424, 20014280, 40028560, 80057120]

約数ペア:

[(1, 80057120), (2, 40028560), (4, 20014280), (5, 16011424), (8, 10007140), (10, 8005712), (11, 7277920), (13, 6158240), (16, 5003570), (20, 4002856), (22, 3638960), (26, 3079120), (32, 2501785), (40, 2001428), (44, 1819480), (52, 1539560), (55, 1455584), (65, 1231648), (80, 1000714), (88, 909740), (104, 769780), (110, 727792), (130, 615824), (143, 559840), (160, 500357), (176, 454870), (208, 384890), (220, 363896), (260, 307912), (286, 279920), (352, 227435), (416, 192445), (440, 181948), (520, 153956), (572, 139960), (715, 111968), (880, 90974), (1040, 76978), (1144, 69980), (1430, 55984), (1760, 45487), (2080, 38489), (2288, 34990), (2860, 27992), (3499, 22880), (4576, 17495), (5720, 13996), (6998, 11440)]