31603520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:208

約数の個数: 112

約数和(自身を含む): 82954368

約数和(自身を除く): 51350848

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 71, 80, 104, 107, 130, 142, 160, 208, 214, 260, 284, 320, 355, 416, 428, 520, 535, 568, 710, 832, 856, 923, 1040, 1070, 1136, 1391, 1420, 1712, 1846, 2080, 2140, 2272, 2782, 2840, 3424, 3692, 4160, 4280, 4544, 4615, 5564, 5680, 6848, 6955, 7384, 7597, 8560, 9230, 11128, 11360, 13910, 14768, 15194, 17120, 18460, 22256, 22720, 27820, 29536, 30388, 34240, 36920, 37985, 44512, 55640, 59072, 60776, 73840, 75970, 89024, 98761, 111280, 121552, 147680, 151940, 197522, 222560, 243104, 295360, 303880, 395044, 445120, 486208, 493805, 607760, 790088, 987610, 1215520, 1580176, 1975220, 2431040, 3160352, 3950440, 6320704, 7900880, 15801760, 31603520]

約数ペア:

[(1, 31603520), (2, 15801760), (4, 7900880), (5, 6320704), (8, 3950440), (10, 3160352), (13, 2431040), (16, 1975220), (20, 1580176), (26, 1215520), (32, 987610), (40, 790088), (52, 607760), (64, 493805), (65, 486208), (71, 445120), (80, 395044), (104, 303880), (107, 295360), (130, 243104), (142, 222560), (160, 197522), (208, 151940), (214, 147680), (260, 121552), (284, 111280), (320, 98761), (355, 89024), (416, 75970), (428, 73840), (520, 60776), (535, 59072), (568, 55640), (710, 44512), (832, 37985), (856, 36920), (923, 34240), (1040, 30388), (1070, 29536), (1136, 27820), (1391, 22720), (1420, 22256), (1712, 18460), (1846, 17120), (2080, 15194), (2140, 14768), (2272, 13910), (2782, 11360), (2840, 11128), (3424, 9230), (3692, 8560), (4160, 7597), (4280, 7384), (4544, 6955), (4615, 6848), (5564, 5680)]