8001700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:122

約数の個数: 108

約数和(自身を含む): 21373632

約数和(自身を除く): 13371932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 49, 50, 70, 71, 92, 98, 100, 115, 140, 142, 161, 175, 196, 230, 245, 284, 322, 350, 355, 460, 490, 497, 575, 644, 700, 710, 805, 980, 994, 1127, 1150, 1225, 1420, 1610, 1633, 1775, 1988, 2254, 2300, 2450, 2485, 3220, 3266, 3479, 3550, 4025, 4508, 4900, 4970, 5635, 6532, 6958, 7100, 8050, 8165, 9940, 11270, 11431, 12425, 13916, 16100, 16330, 17395, 22540, 22862, 24850, 28175, 32660, 34790, 40825, 45724, 49700, 56350, 57155, 69580, 80017, 81650, 86975, 112700, 114310, 160034, 163300, 173950, 228620, 285775, 320068, 347900, 400085, 571550, 800170, 1143100, 1600340, 2000425, 4000850, 8001700]

約数ペア:

[(1, 8001700), (2, 4000850), (4, 2000425), (5, 1600340), (7, 1143100), (10, 800170), (14, 571550), (20, 400085), (23, 347900), (25, 320068), (28, 285775), (35, 228620), (46, 173950), (49, 163300), (50, 160034), (70, 114310), (71, 112700), (92, 86975), (98, 81650), (100, 80017), (115, 69580), (140, 57155), (142, 56350), (161, 49700), (175, 45724), (196, 40825), (230, 34790), (245, 32660), (284, 28175), (322, 24850), (350, 22862), (355, 22540), (460, 17395), (490, 16330), (497, 16100), (575, 13916), (644, 12425), (700, 11431), (710, 11270), (805, 9940), (980, 8165), (994, 8050), (1127, 7100), (1150, 6958), (1225, 6532), (1420, 5635), (1610, 4970), (1633, 4900), (1775, 4508), (1988, 4025), (2254, 3550), (2300, 3479), (2450, 3266), (2485, 3220)]