26773760

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1609}}^1$

素因数の和:1643

約数の個数: 72

約数和(自身を含む): 69107640

約数和(自身を除く): 42333880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1609, 1664, 2080, 3218, 3328, 4160, 6436, 8045, 8320, 12872, 16090, 16640, 20917, 25744, 32180, 41834, 51488, 64360, 83668, 102976, 104585, 128720, 167336, 205952, 209170, 257440, 334672, 411904, 418340, 514880, 669344, 836680, 1029760, 1338688, 1673360, 2059520, 2677376, 3346720, 5354752, 6693440, 13386880, 26773760]

約数ペア:

[(1, 26773760), (2, 13386880), (4, 6693440), (5, 5354752), (8, 3346720), (10, 2677376), (13, 2059520), (16, 1673360), (20, 1338688), (26, 1029760), (32, 836680), (40, 669344), (52, 514880), (64, 418340), (65, 411904), (80, 334672), (104, 257440), (128, 209170), (130, 205952), (160, 167336), (208, 128720), (256, 104585), (260, 102976), (320, 83668), (416, 64360), (520, 51488), (640, 41834), (832, 32180), (1040, 25744), (1280, 20917), (1609, 16640), (1664, 16090), (2080, 12872), (3218, 8320), (3328, 8045), (4160, 6436)]