81364085

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 109396224

約数和(自身を除く): 28032139

約数列:

[1, 5, 11, 55, 97, 101, 151, 485, 505, 755, 1067, 1111, 1661, 5335, 5555, 8305, 9797, 14647, 15251, 48985, 73235, 76255, 107767, 161117, 167761, 538835, 805585, 838805, 1479347, 7396735, 16272817, 81364085]

約数ペア:

[(1, 81364085), (5, 16272817), (11, 7396735), (55, 1479347), (97, 838805), (101, 805585), (151, 538835), (485, 167761), (505, 161117), (755, 107767), (1067, 76255), (1111, 73235), (1661, 48985), (5335, 15251), (5555, 14647), (8305, 9797)]