12872300

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 108

約数和(自身を含む): 33841584

約数和(自身を除く): 20969284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 37, 49, 50, 70, 71, 74, 98, 100, 140, 142, 148, 175, 185, 196, 245, 259, 284, 350, 355, 370, 490, 497, 518, 700, 710, 740, 925, 980, 994, 1036, 1225, 1295, 1420, 1775, 1813, 1850, 1988, 2450, 2485, 2590, 2627, 3479, 3550, 3626, 3700, 4900, 4970, 5180, 5254, 6475, 6958, 7100, 7252, 9065, 9940, 10508, 12425, 12950, 13135, 13916, 17395, 18130, 18389, 24850, 25900, 26270, 34790, 36260, 36778, 45325, 49700, 52540, 65675, 69580, 73556, 86975, 90650, 91945, 128723, 131350, 173950, 181300, 183890, 257446, 262700, 347900, 367780, 459725, 514892, 643615, 919450, 1287230, 1838900, 2574460, 3218075, 6436150, 12872300]

約数ペア:

[(1, 12872300), (2, 6436150), (4, 3218075), (5, 2574460), (7, 1838900), (10, 1287230), (14, 919450), (20, 643615), (25, 514892), (28, 459725), (35, 367780), (37, 347900), (49, 262700), (50, 257446), (70, 183890), (71, 181300), (74, 173950), (98, 131350), (100, 128723), (140, 91945), (142, 90650), (148, 86975), (175, 73556), (185, 69580), (196, 65675), (245, 52540), (259, 49700), (284, 45325), (350, 36778), (355, 36260), (370, 34790), (490, 26270), (497, 25900), (518, 24850), (700, 18389), (710, 18130), (740, 17395), (925, 13916), (980, 13135), (994, 12950), (1036, 12425), (1225, 10508), (1295, 9940), (1420, 9065), (1775, 7252), (1813, 7100), (1850, 6958), (1988, 6475), (2450, 5254), (2485, 5180), (2590, 4970), (2627, 4900), (3479, 3700), (3550, 3626)]