91149800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:232

約数の個数: 144

約数和(自身を含む): 251903520

約数和(自身を除く): 160753720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 71, 98, 100, 131, 140, 142, 175, 196, 200, 245, 262, 280, 284, 350, 355, 392, 490, 497, 524, 568, 655, 700, 710, 917, 980, 994, 1048, 1225, 1310, 1400, 1420, 1775, 1834, 1960, 1988, 2450, 2485, 2620, 2840, 3275, 3479, 3550, 3668, 3976, 4585, 4900, 4970, 5240, 6419, 6550, 6958, 7100, 7336, 9170, 9301, 9800, 9940, 12425, 12838, 13100, 13916, 14200, 17395, 18340, 18602, 19880, 22925, 24850, 25676, 26200, 27832, 32095, 34790, 36680, 37204, 45850, 46505, 49700, 51352, 64190, 65107, 69580, 74408, 86975, 91700, 93010, 99400, 128380, 130214, 139160, 160475, 173950, 183400, 186020, 232525, 256760, 260428, 320950, 325535, 347900, 372040, 455749, 465050, 520856, 641900, 651070, 695800, 911498, 930100, 1283800, 1302140, 1627675, 1822996, 1860200, 2278745, 2604280, 3255350, 3645992, 4557490, 6510700, 9114980, 11393725, 13021400, 18229960, 22787450, 45574900, 91149800]

約数ペア:

[(1, 91149800), (2, 45574900), (4, 22787450), (5, 18229960), (7, 13021400), (8, 11393725), (10, 9114980), (14, 6510700), (20, 4557490), (25, 3645992), (28, 3255350), (35, 2604280), (40, 2278745), (49, 1860200), (50, 1822996), (56, 1627675), (70, 1302140), (71, 1283800), (98, 930100), (100, 911498), (131, 695800), (140, 651070), (142, 641900), (175, 520856), (196, 465050), (200, 455749), (245, 372040), (262, 347900), (280, 325535), (284, 320950), (350, 260428), (355, 256760), (392, 232525), (490, 186020), (497, 183400), (524, 173950), (568, 160475), (655, 139160), (700, 130214), (710, 128380), (917, 99400), (980, 93010), (994, 91700), (1048, 86975), (1225, 74408), (1310, 69580), (1400, 65107), (1420, 64190), (1775, 51352), (1834, 49700), (1960, 46505), (1988, 45850), (2450, 37204), (2485, 36680), (2620, 34790), (2840, 32095), (3275, 27832), (3479, 26200), (3550, 25676), (3668, 24850), (3976, 22925), (4585, 19880), (4900, 18602), (4970, 18340), (5240, 17395), (6419, 14200), (6550, 13916), (6958, 13100), (7100, 12838), (7336, 12425), (9170, 9940), (9301, 9800)]