90741760

素因数分解:

$2^{10}\times 5^1\times {\mathrm{37}}^1\times {\mathrm{479}}^1$

素因数の和:541

約数の個数: 88

約数和(自身を含む): 224023680

約数和(自身を除く): 133281920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 296, 320, 370, 479, 512, 592, 640, 740, 958, 1024, 1184, 1280, 1480, 1916, 2368, 2395, 2560, 2960, 3832, 4736, 4790, 5120, 5920, 7664, 9472, 9580, 11840, 15328, 17723, 18944, 19160, 23680, 30656, 35446, 37888, 38320, 47360, 61312, 70892, 76640, 88615, 94720, 122624, 141784, 153280, 177230, 189440, 245248, 283568, 306560, 354460, 490496, 567136, 613120, 708920, 1134272, 1226240, 1417840, 2268544, 2452480, 2835680, 4537088, 5671360, 9074176, 11342720, 18148352, 22685440, 45370880, 90741760]

約数ペア:

[(1, 90741760), (2, 45370880), (4, 22685440), (5, 18148352), (8, 11342720), (10, 9074176), (16, 5671360), (20, 4537088), (32, 2835680), (37, 2452480), (40, 2268544), (64, 1417840), (74, 1226240), (80, 1134272), (128, 708920), (148, 613120), (160, 567136), (185, 490496), (256, 354460), (296, 306560), (320, 283568), (370, 245248), (479, 189440), (512, 177230), (592, 153280), (640, 141784), (740, 122624), (958, 94720), (1024, 88615), (1184, 76640), (1280, 70892), (1480, 61312), (1916, 47360), (2368, 38320), (2395, 37888), (2560, 35446), (2960, 30656), (3832, 23680), (4736, 19160), (4790, 18944), (5120, 17723), (5920, 15328), (7664, 11840), (9472, 9580)]