42178105

素因数分解:

$5^1\times {\mathrm{17}}^4\times {\mathrm{101}}^1$

素因数の和:174

約数の個数: 20

約数和(自身を含む): 54309492

約数和(自身を除く): 12131387

約数列:

[1, 5, 17, 85, 101, 289, 505, 1445, 1717, 4913, 8585, 24565, 29189, 83521, 145945, 417605, 496213, 2481065, 8435621, 42178105]

約数ペア:

[(1, 42178105), (5, 8435621), (17, 2481065), (85, 496213), (101, 417605), (289, 145945), (505, 83521), (1445, 29189), (1717, 24565), (4913, 8585)]