898371520

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{39541}}^1$

素因数の和:39629

約数の個数: 56

約数和(自身を含む): 2169432288

約数和(自身を除く): 1271060768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 142, 160, 284, 320, 355, 568, 710, 1136, 1420, 2272, 2840, 4544, 5680, 11360, 22720, 39541, 79082, 158164, 197705, 316328, 395410, 632656, 790820, 1265312, 1581640, 2530624, 2807411, 3163280, 5614822, 6326560, 11229644, 12653120, 14037055, 22459288, 28074110, 44918576, 56148220, 89837152, 112296440, 179674304, 224592880, 449185760, 898371520]

約数ペア:

[(1, 898371520), (2, 449185760), (4, 224592880), (5, 179674304), (8, 112296440), (10, 89837152), (16, 56148220), (20, 44918576), (32, 28074110), (40, 22459288), (64, 14037055), (71, 12653120), (80, 11229644), (142, 6326560), (160, 5614822), (284, 3163280), (320, 2807411), (355, 2530624), (568, 1581640), (710, 1265312), (1136, 790820), (1420, 632656), (2272, 395410), (2840, 316328), (4544, 197705), (5680, 158164), (11360, 79082), (22720, 39541)]