80818860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43451}}^1$

素因数の和:43494

約数の個数: 48

約数和(自身を含む): 233597952

約数和(自身を除く): 152779092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 43451, 86902, 130353, 173804, 217255, 260706, 434510, 521412, 651765, 869020, 1303530, 1346981, 2607060, 2693962, 4040943, 5387924, 6734905, 8081886, 13469810, 16163772, 20204715, 26939620, 40409430, 80818860]

約数ペア:

[(1, 80818860), (2, 40409430), (3, 26939620), (4, 20204715), (5, 16163772), (6, 13469810), (10, 8081886), (12, 6734905), (15, 5387924), (20, 4040943), (30, 2693962), (31, 2607060), (60, 1346981), (62, 1303530), (93, 869020), (124, 651765), (155, 521412), (186, 434510), (310, 260706), (372, 217255), (465, 173804), (620, 130353), (930, 86902), (1860, 43451)]