81882080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2521}}^1$

素因数の和:2572

約数の個数: 96

約数和(自身を含む): 228795840

約数和(自身を除く): 146913760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 160, 203, 224, 232, 280, 290, 406, 464, 560, 580, 812, 928, 1015, 1120, 1160, 1624, 2030, 2320, 2521, 3248, 4060, 4640, 5042, 6496, 8120, 10084, 12605, 16240, 17647, 20168, 25210, 32480, 35294, 40336, 50420, 70588, 73109, 80672, 88235, 100840, 141176, 146218, 176470, 201680, 282352, 292436, 352940, 365545, 403360, 511763, 564704, 584872, 705880, 731090, 1023526, 1169744, 1411760, 1462180, 2047052, 2339488, 2558815, 2823520, 2924360, 4094104, 5117630, 5848720, 8188208, 10235260, 11697440, 16376416, 20470520, 40941040, 81882080]

約数ペア:

[(1, 81882080), (2, 40941040), (4, 20470520), (5, 16376416), (7, 11697440), (8, 10235260), (10, 8188208), (14, 5848720), (16, 5117630), (20, 4094104), (28, 2924360), (29, 2823520), (32, 2558815), (35, 2339488), (40, 2047052), (56, 1462180), (58, 1411760), (70, 1169744), (80, 1023526), (112, 731090), (116, 705880), (140, 584872), (145, 564704), (160, 511763), (203, 403360), (224, 365545), (232, 352940), (280, 292436), (290, 282352), (406, 201680), (464, 176470), (560, 146218), (580, 141176), (812, 100840), (928, 88235), (1015, 80672), (1120, 73109), (1160, 70588), (1624, 50420), (2030, 40336), (2320, 35294), (2521, 32480), (3248, 25210), (4060, 20168), (4640, 17647), (5042, 16240), (6496, 12605), (8120, 10084)]