84749420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{5087}}^1$

素因数の和:5127

約数の個数: 72

約数和(自身を含む): 219252096

約数和(自身を除く): 134502676

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 5087, 8330, 10174, 16660, 20348, 25435, 35609, 50870, 71218, 86479, 101740, 142436, 172958, 178045, 249263, 345916, 356090, 432395, 498526, 605353, 712180, 864790, 997052, 1210706, 1246315, 1729580, 2421412, 2492630, 3026765, 4237471, 4985260, 6053530, 8474942, 12107060, 16949884, 21187355, 42374710, 84749420]

約数ペア:

[(1, 84749420), (2, 42374710), (4, 21187355), (5, 16949884), (7, 12107060), (10, 8474942), (14, 6053530), (17, 4985260), (20, 4237471), (28, 3026765), (34, 2492630), (35, 2421412), (49, 1729580), (68, 1246315), (70, 1210706), (85, 997052), (98, 864790), (119, 712180), (140, 605353), (170, 498526), (196, 432395), (238, 356090), (245, 345916), (340, 249263), (476, 178045), (490, 172958), (595, 142436), (833, 101740), (980, 86479), (1190, 71218), (1666, 50870), (2380, 35609), (3332, 25435), (4165, 20348), (5087, 16660), (8330, 10174)]