85260880

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{5051}}^1$

素因数の和:5275

約数の個数: 40

約数和(自身を含む): 199210464

約数和(自身を除く): 113949584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3376, 4220, 5051, 8440, 10102, 16880, 20204, 25255, 40408, 50510, 80816, 101020, 202040, 404080, 1065761, 2131522, 4263044, 5328805, 8526088, 10657610, 17052176, 21315220, 42630440, 85260880]

約数ペア:

[(1, 85260880), (2, 42630440), (4, 21315220), (5, 17052176), (8, 10657610), (10, 8526088), (16, 5328805), (20, 4263044), (40, 2131522), (80, 1065761), (211, 404080), (422, 202040), (844, 101020), (1055, 80816), (1688, 50510), (2110, 40408), (3376, 25255), (4220, 20204), (5051, 16880), (8440, 10102)]