82899440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1009}}^1$

素因数の和:1114

約数の個数: 80

約数和(自身を含む): 210403200

約数和(自身を除く): 127503760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 79, 80, 104, 130, 158, 208, 260, 316, 395, 520, 632, 790, 1009, 1027, 1040, 1264, 1580, 2018, 2054, 3160, 4036, 4108, 5045, 5135, 6320, 8072, 8216, 10090, 10270, 13117, 16144, 16432, 20180, 20540, 26234, 40360, 41080, 52468, 65585, 79711, 80720, 82160, 104936, 131170, 159422, 209872, 262340, 318844, 398555, 524680, 637688, 797110, 1036243, 1049360, 1275376, 1594220, 2072486, 3188440, 4144972, 5181215, 6376880, 8289944, 10362430, 16579888, 20724860, 41449720, 82899440]

約数ペア:

[(1, 82899440), (2, 41449720), (4, 20724860), (5, 16579888), (8, 10362430), (10, 8289944), (13, 6376880), (16, 5181215), (20, 4144972), (26, 3188440), (40, 2072486), (52, 1594220), (65, 1275376), (79, 1049360), (80, 1036243), (104, 797110), (130, 637688), (158, 524680), (208, 398555), (260, 318844), (316, 262340), (395, 209872), (520, 159422), (632, 131170), (790, 104936), (1009, 82160), (1027, 80720), (1040, 79711), (1264, 65585), (1580, 52468), (2018, 41080), (2054, 40360), (3160, 26234), (4036, 20540), (4108, 20180), (5045, 16432), (5135, 16144), (6320, 13117), (8072, 10270), (8216, 10090)]