104945920

素因数分解:

$2^8\times 5^1\times {\mathrm{163}}^1\times {\mathrm{503}}^1$

素因数の和:687

約数の個数: 72

約数和(自身を含む): 253423296

約数和(自身を除く): 148477376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 163, 256, 320, 326, 503, 640, 652, 815, 1006, 1280, 1304, 1630, 2012, 2515, 2608, 3260, 4024, 5030, 5216, 6520, 8048, 10060, 10432, 13040, 16096, 20120, 20864, 26080, 32192, 40240, 41728, 52160, 64384, 80480, 81989, 104320, 128768, 160960, 163978, 208640, 321920, 327956, 409945, 643840, 655912, 819890, 1311824, 1639780, 2623648, 3279560, 5247296, 6559120, 10494592, 13118240, 20989184, 26236480, 52472960, 104945920]

約数ペア:

[(1, 104945920), (2, 52472960), (4, 26236480), (5, 20989184), (8, 13118240), (10, 10494592), (16, 6559120), (20, 5247296), (32, 3279560), (40, 2623648), (64, 1639780), (80, 1311824), (128, 819890), (160, 655912), (163, 643840), (256, 409945), (320, 327956), (326, 321920), (503, 208640), (640, 163978), (652, 160960), (815, 128768), (1006, 104320), (1280, 81989), (1304, 80480), (1630, 64384), (2012, 52160), (2515, 41728), (2608, 40240), (3260, 32192), (4024, 26080), (5030, 20864), (5216, 20120), (6520, 16096), (8048, 13040), (10060, 10432)]