80250880

素因数分解:

$2^{11}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{461}}^1$

素因数の和:505

約数の個数: 96

約数和(自身を含む): 204324120

約数和(自身を除く): 124073240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 461, 512, 544, 640, 680, 922, 1024, 1088, 1280, 1360, 1844, 2048, 2176, 2305, 2560, 2720, 3688, 4352, 4610, 5120, 5440, 7376, 7837, 8704, 9220, 10240, 10880, 14752, 15674, 17408, 18440, 21760, 29504, 31348, 34816, 36880, 39185, 43520, 59008, 62696, 73760, 78370, 87040, 118016, 125392, 147520, 156740, 174080, 236032, 250784, 295040, 313480, 472064, 501568, 590080, 626960, 944128, 1003136, 1180160, 1253920, 2006272, 2360320, 2507840, 4012544, 4720640, 5015680, 8025088, 10031360, 16050176, 20062720, 40125440, 80250880]

約数ペア:

[(1, 80250880), (2, 40125440), (4, 20062720), (5, 16050176), (8, 10031360), (10, 8025088), (16, 5015680), (17, 4720640), (20, 4012544), (32, 2507840), (34, 2360320), (40, 2006272), (64, 1253920), (68, 1180160), (80, 1003136), (85, 944128), (128, 626960), (136, 590080), (160, 501568), (170, 472064), (256, 313480), (272, 295040), (320, 250784), (340, 236032), (461, 174080), (512, 156740), (544, 147520), (640, 125392), (680, 118016), (922, 87040), (1024, 78370), (1088, 73760), (1280, 62696), (1360, 59008), (1844, 43520), (2048, 39185), (2176, 36880), (2305, 34816), (2560, 31348), (2720, 29504), (3688, 21760), (4352, 18440), (4610, 17408), (5120, 15674), (5440, 14752), (7376, 10880), (7837, 10240), (8704, 9220)]