26465920

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3181}}^1$

素因数の和:3213

約数の個数: 64

約数和(自身を含む): 68158440

約数和(自身を除く): 41692520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 3181, 4160, 6362, 8320, 12724, 15905, 25448, 31810, 41353, 50896, 63620, 82706, 101792, 127240, 165412, 203584, 206765, 254480, 330824, 407168, 413530, 508960, 661648, 827060, 1017920, 1323296, 1654120, 2035840, 2646592, 3308240, 5293184, 6616480, 13232960, 26465920]

約数ペア:

[(1, 26465920), (2, 13232960), (4, 6616480), (5, 5293184), (8, 3308240), (10, 2646592), (13, 2035840), (16, 1654120), (20, 1323296), (26, 1017920), (32, 827060), (40, 661648), (52, 508960), (64, 413530), (65, 407168), (80, 330824), (104, 254480), (128, 206765), (130, 203584), (160, 165412), (208, 127240), (260, 101792), (320, 82706), (416, 63620), (520, 50896), (640, 41353), (832, 31810), (1040, 25448), (1664, 15905), (2080, 12724), (3181, 8320), (4160, 6362)]