565530920

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{2371}}^1$

素因数の和:2538

約数の個数: 64

約数和(自身を含む): 1306497600

約数和(自身を除く): 740966680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 89, 134, 178, 268, 335, 356, 445, 536, 670, 712, 890, 1340, 1780, 2371, 2680, 3560, 4742, 5963, 9484, 11855, 11926, 18968, 23710, 23852, 29815, 47420, 47704, 59630, 94840, 119260, 158857, 211019, 238520, 317714, 422038, 635428, 794285, 844076, 1055095, 1270856, 1588570, 1688152, 2110190, 3177140, 4220380, 6354280, 8440760, 14138273, 28276546, 56553092, 70691365, 113106184, 141382730, 282765460, 565530920]

約数ペア:

[(1, 565530920), (2, 282765460), (4, 141382730), (5, 113106184), (8, 70691365), (10, 56553092), (20, 28276546), (40, 14138273), (67, 8440760), (89, 6354280), (134, 4220380), (178, 3177140), (268, 2110190), (335, 1688152), (356, 1588570), (445, 1270856), (536, 1055095), (670, 844076), (712, 794285), (890, 635428), (1340, 422038), (1780, 317714), (2371, 238520), (2680, 211019), (3560, 158857), (4742, 119260), (5963, 94840), (9484, 59630), (11855, 47704), (11926, 47420), (18968, 29815), (23710, 23852)]