78080575

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:252

約数の個数: 36

約数和(自身を含む): 104839272

約数和(自身を除く): 26758697

約数列:

[1, 5, 17, 25, 85, 101, 107, 289, 425, 505, 535, 1445, 1717, 1819, 2525, 2675, 7225, 8585, 9095, 10807, 29189, 30923, 42925, 45475, 54035, 145945, 154615, 183719, 270175, 729725, 773075, 918595, 3123223, 4592975, 15616115, 78080575]

約数ペア:

[(1, 78080575), (5, 15616115), (17, 4592975), (25, 3123223), (85, 918595), (101, 773075), (107, 729725), (289, 270175), (425, 183719), (505, 154615), (535, 145945), (1445, 54035), (1717, 45475), (1819, 42925), (2525, 30923), (2675, 29189), (7225, 10807), (8585, 9095)]