13333120

素因数分解:

$2^7\times 5^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:353

約数の個数: 64

約数和(自身を含む): 32387040

約数和(自身を除く): 19053920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 251, 320, 332, 415, 502, 640, 664, 830, 1004, 1255, 1328, 1660, 2008, 2510, 2656, 3320, 4016, 5020, 5312, 6640, 8032, 10040, 10624, 13280, 16064, 20080, 20833, 26560, 32128, 40160, 41666, 53120, 80320, 83332, 104165, 160640, 166664, 208330, 333328, 416660, 666656, 833320, 1333312, 1666640, 2666624, 3333280, 6666560, 13333120]

約数ペア:

[(1, 13333120), (2, 6666560), (4, 3333280), (5, 2666624), (8, 1666640), (10, 1333312), (16, 833320), (20, 666656), (32, 416660), (40, 333328), (64, 208330), (80, 166664), (83, 160640), (128, 104165), (160, 83332), (166, 80320), (251, 53120), (320, 41666), (332, 40160), (415, 32128), (502, 26560), (640, 20833), (664, 20080), (830, 16064), (1004, 13280), (1255, 10624), (1328, 10040), (1660, 8032), (2008, 6640), (2510, 5312), (2656, 5020), (3320, 4016)]