72498625

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:454

約数の個数: 32

約数和(自身を含む): 96988320

約数和(自身を除く): 24489695

約数列:

[1, 5, 17, 25, 85, 109, 125, 313, 425, 545, 1565, 1853, 2125, 2725, 5321, 7825, 9265, 13625, 26605, 34117, 39125, 46325, 133025, 170585, 231625, 579989, 665125, 852925, 2899945, 4264625, 14499725, 72498625]

約数ペア:

[(1, 72498625), (5, 14499725), (17, 4264625), (25, 2899945), (85, 852925), (109, 665125), (125, 579989), (313, 231625), (425, 170585), (545, 133025), (1565, 46325), (1853, 39125), (2125, 34117), (2725, 26605), (5321, 13625), (7825, 9265)]