71300240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{81023}}^1$

素因数の和:81047

約数の個数: 40

約数和(自身を含む): 180845568

約数和(自身を除く): 109545328

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 81023, 162046, 324092, 405115, 648184, 810230, 891253, 1296368, 1620460, 1782506, 3240920, 3565012, 4456265, 6481840, 7130024, 8912530, 14260048, 17825060, 35650120, 71300240]

約数ペア:

[(1, 71300240), (2, 35650120), (4, 17825060), (5, 14260048), (8, 8912530), (10, 7130024), (11, 6481840), (16, 4456265), (20, 3565012), (22, 3240920), (40, 1782506), (44, 1620460), (55, 1296368), (80, 891253), (88, 810230), (110, 648184), (176, 405115), (220, 324092), (440, 162046), (880, 81023)]