64117480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{32713}}^1$

素因数の和:32738

約数の個数: 48

約数和(自身を含む): 167822820

約数和(自身を除く): 103705340

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 32713, 65426, 130852, 163565, 228991, 261704, 327130, 457982, 654260, 915964, 1144955, 1308520, 1602937, 1831928, 2289910, 3205874, 4579820, 6411748, 8014685, 9159640, 12823496, 16029370, 32058740, 64117480]

約数ペア:

[(1, 64117480), (2, 32058740), (4, 16029370), (5, 12823496), (7, 9159640), (8, 8014685), (10, 6411748), (14, 4579820), (20, 3205874), (28, 2289910), (35, 1831928), (40, 1602937), (49, 1308520), (56, 1144955), (70, 915964), (98, 654260), (140, 457982), (196, 327130), (245, 261704), (280, 228991), (392, 163565), (490, 130852), (980, 65426), (1960, 32713)]