16645120

素因数分解:

$2^{10}\times 5^1\times {\mathrm{3251}}^1$

素因数の和:3276

約数の個数: 44

約数和(自身を含む): 39941064

約数和(自身を除く): 23295944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 3251, 5120, 6502, 13004, 16255, 26008, 32510, 52016, 65020, 104032, 130040, 208064, 260080, 416128, 520160, 832256, 1040320, 1664512, 2080640, 3329024, 4161280, 8322560, 16645120]

約数ペア:

[(1, 16645120), (2, 8322560), (4, 4161280), (5, 3329024), (8, 2080640), (10, 1664512), (16, 1040320), (20, 832256), (32, 520160), (40, 416128), (64, 260080), (80, 208064), (128, 130040), (160, 104032), (256, 65020), (320, 52016), (512, 32510), (640, 26008), (1024, 16255), (1280, 13004), (2560, 6502), (3251, 5120)]