26003575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 37497600

約数和(自身を除く): 11494025

約数列:

[1, 5, 13, 25, 29, 31, 65, 89, 145, 155, 325, 377, 403, 445, 725, 775, 899, 1157, 1885, 2015, 2225, 2581, 2759, 4495, 5785, 9425, 10075, 11687, 12905, 13795, 22475, 28925, 33553, 35867, 58435, 64525, 68975, 80011, 167765, 179335, 292175, 400055, 838825, 896675, 1040143, 2000275, 5200715, 26003575]

約数ペア:

[(1, 26003575), (5, 5200715), (13, 2000275), (25, 1040143), (29, 896675), (31, 838825), (65, 400055), (89, 292175), (145, 179335), (155, 167765), (325, 80011), (377, 68975), (403, 64525), (445, 58435), (725, 35867), (775, 33553), (899, 28925), (1157, 22475), (1885, 13795), (2015, 12905), (2225, 11687), (2581, 10075), (2759, 9425), (4495, 5785)]