8887040

素因数分解:

$2^8\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:205

約数の個数: 72

約数和(自身を含む): 21854448

約数和(自身を除く): 12967408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 131, 160, 212, 256, 262, 265, 320, 424, 524, 530, 640, 655, 848, 1048, 1060, 1280, 1310, 1696, 2096, 2120, 2620, 3392, 4192, 4240, 5240, 6784, 6943, 8384, 8480, 10480, 13568, 13886, 16768, 16960, 20960, 27772, 33536, 33920, 34715, 41920, 55544, 67840, 69430, 83840, 111088, 138860, 167680, 222176, 277720, 444352, 555440, 888704, 1110880, 1777408, 2221760, 4443520, 8887040]

約数ペア:

[(1, 8887040), (2, 4443520), (4, 2221760), (5, 1777408), (8, 1110880), (10, 888704), (16, 555440), (20, 444352), (32, 277720), (40, 222176), (53, 167680), (64, 138860), (80, 111088), (106, 83840), (128, 69430), (131, 67840), (160, 55544), (212, 41920), (256, 34715), (262, 33920), (265, 33536), (320, 27772), (424, 20960), (524, 16960), (530, 16768), (640, 13886), (655, 13568), (848, 10480), (1048, 8480), (1060, 8384), (1280, 6943), (1310, 6784), (1696, 5240), (2096, 4240), (2120, 4192), (2620, 3392)]