100021120

素因数分解:

$2^7\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1193}}^1$

素因数の和:1343

約数の個数: 64

約数和(自身を含む): 241140240

約数和(自身を除く): 141119120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 262, 320, 524, 640, 655, 1048, 1193, 1310, 2096, 2386, 2620, 4192, 4772, 5240, 5965, 8384, 9544, 10480, 11930, 16768, 19088, 20960, 23860, 38176, 41920, 47720, 76352, 83840, 95440, 152704, 156283, 190880, 312566, 381760, 625132, 763520, 781415, 1250264, 1562830, 2500528, 3125660, 5001056, 6251320, 10002112, 12502640, 20004224, 25005280, 50010560, 100021120]

約数ペア:

[(1, 100021120), (2, 50010560), (4, 25005280), (5, 20004224), (8, 12502640), (10, 10002112), (16, 6251320), (20, 5001056), (32, 3125660), (40, 2500528), (64, 1562830), (80, 1250264), (128, 781415), (131, 763520), (160, 625132), (262, 381760), (320, 312566), (524, 190880), (640, 156283), (655, 152704), (1048, 95440), (1193, 83840), (1310, 76352), (2096, 47720), (2386, 41920), (2620, 38176), (4192, 23860), (4772, 20960), (5240, 19088), (5965, 16768), (8384, 11930), (9544, 10480)]