51673280

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5209}}^1$

素因数の和:5257

約数の個数: 56

約数和(自身を含む): 127040640

約数和(自身を除く): 75367360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 5209, 9920, 10418, 20836, 26045, 41672, 52090, 83344, 104180, 161479, 166688, 208360, 322958, 333376, 416720, 645916, 807395, 833440, 1291832, 1614790, 1666880, 2583664, 3229580, 5167328, 6459160, 10334656, 12918320, 25836640, 51673280]

約数ペア:

[(1, 51673280), (2, 25836640), (4, 12918320), (5, 10334656), (8, 6459160), (10, 5167328), (16, 3229580), (20, 2583664), (31, 1666880), (32, 1614790), (40, 1291832), (62, 833440), (64, 807395), (80, 645916), (124, 416720), (155, 333376), (160, 322958), (248, 208360), (310, 166688), (320, 161479), (496, 104180), (620, 83344), (992, 52090), (1240, 41672), (1984, 26045), (2480, 20836), (4960, 10418), (5209, 9920)]