80469760

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{1283}}^1$

素因数の和:1318

約数の個数: 108

約数和(自身を含む): 224394408

約数和(自身を除く): 143924648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1280, 1283, 1568, 1792, 1960, 2240, 2566, 3136, 3920, 4480, 5132, 6272, 6415, 7840, 8960, 8981, 10264, 12544, 12830, 15680, 17962, 20528, 25660, 31360, 35924, 41056, 44905, 51320, 62720, 62867, 71848, 82112, 89810, 102640, 125734, 143696, 164224, 179620, 205280, 251468, 287392, 314335, 328448, 359240, 410560, 502936, 574784, 628670, 718480, 821120, 1005872, 1149568, 1257340, 1436960, 1642240, 2011744, 2299136, 2514680, 2873920, 4023488, 5029360, 5747840, 8046976, 10058720, 11495680, 16093952, 20117440, 40234880, 80469760]

約数ペア:

[(1, 80469760), (2, 40234880), (4, 20117440), (5, 16093952), (7, 11495680), (8, 10058720), (10, 8046976), (14, 5747840), (16, 5029360), (20, 4023488), (28, 2873920), (32, 2514680), (35, 2299136), (40, 2011744), (49, 1642240), (56, 1436960), (64, 1257340), (70, 1149568), (80, 1005872), (98, 821120), (112, 718480), (128, 628670), (140, 574784), (160, 502936), (196, 410560), (224, 359240), (245, 328448), (256, 314335), (280, 287392), (320, 251468), (392, 205280), (448, 179620), (490, 164224), (560, 143696), (640, 125734), (784, 102640), (896, 89810), (980, 82112), (1120, 71848), (1280, 62867), (1283, 62720), (1568, 51320), (1792, 44905), (1960, 41056), (2240, 35924), (2566, 31360), (3136, 25660), (3920, 20528), (4480, 17962), (5132, 15680), (6272, 12830), (6415, 12544), (7840, 10264), (8960, 8981)]