31910200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{991}}^1$

素因数の和:1037

約数の個数: 96

約数和(自身を含む): 88565760

約数和(自身を除く): 56655560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 25, 28, 35, 40, 46, 50, 56, 70, 92, 100, 115, 140, 161, 175, 184, 200, 230, 280, 322, 350, 460, 575, 644, 700, 805, 920, 991, 1150, 1288, 1400, 1610, 1982, 2300, 3220, 3964, 4025, 4600, 4955, 6440, 6937, 7928, 8050, 9910, 13874, 16100, 19820, 22793, 24775, 27748, 32200, 34685, 39640, 45586, 49550, 55496, 69370, 91172, 99100, 113965, 138740, 159551, 173425, 182344, 198200, 227930, 277480, 319102, 346850, 455860, 569825, 638204, 693700, 797755, 911720, 1139650, 1276408, 1387400, 1595510, 2279300, 3191020, 3988775, 4558600, 6382040, 7977550, 15955100, 31910200]

約数ペア:

[(1, 31910200), (2, 15955100), (4, 7977550), (5, 6382040), (7, 4558600), (8, 3988775), (10, 3191020), (14, 2279300), (20, 1595510), (23, 1387400), (25, 1276408), (28, 1139650), (35, 911720), (40, 797755), (46, 693700), (50, 638204), (56, 569825), (70, 455860), (92, 346850), (100, 319102), (115, 277480), (140, 227930), (161, 198200), (175, 182344), (184, 173425), (200, 159551), (230, 138740), (280, 113965), (322, 99100), (350, 91172), (460, 69370), (575, 55496), (644, 49550), (700, 45586), (805, 39640), (920, 34685), (991, 32200), (1150, 27748), (1288, 24775), (1400, 22793), (1610, 19820), (1982, 16100), (2300, 13874), (3220, 9910), (3964, 8050), (4025, 7928), (4600, 6937), (4955, 6440)]