26976525

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 47020800

約数和(自身を除く): 20044275

約数列:

[1, 3, 5, 15, 25, 29, 75, 79, 87, 145, 157, 237, 395, 435, 471, 725, 785, 1185, 1975, 2175, 2291, 2355, 3925, 4553, 5925, 6873, 11455, 11775, 12403, 13659, 22765, 34365, 37209, 57275, 62015, 68295, 113825, 171825, 186045, 310075, 341475, 359687, 930225, 1079061, 1798435, 5395305, 8992175, 26976525]

約数ペア:

[(1, 26976525), (3, 8992175), (5, 5395305), (15, 1798435), (25, 1079061), (29, 930225), (75, 359687), (79, 341475), (87, 310075), (145, 186045), (157, 171825), (237, 113825), (395, 68295), (435, 62015), (471, 57275), (725, 37209), (785, 34365), (1185, 22765), (1975, 13659), (2175, 12403), (2291, 11775), (2355, 11455), (3925, 6873), (4553, 5925)]