56425000

素因数分解:

$2^3\times 5^5\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:129

約数の個数: 96

約数和(自身を含む): 138038040

約数和(自身を除く): 81613040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 61, 74, 100, 122, 125, 148, 185, 200, 244, 250, 296, 305, 370, 488, 500, 610, 625, 740, 925, 1000, 1220, 1250, 1480, 1525, 1850, 2257, 2440, 2500, 3050, 3125, 3700, 4514, 4625, 5000, 6100, 6250, 7400, 7625, 9028, 9250, 11285, 12200, 12500, 15250, 18056, 18500, 22570, 23125, 25000, 30500, 37000, 38125, 45140, 46250, 56425, 61000, 76250, 90280, 92500, 112850, 115625, 152500, 185000, 190625, 225700, 231250, 282125, 305000, 381250, 451400, 462500, 564250, 762500, 925000, 1128500, 1410625, 1525000, 2257000, 2821250, 5642500, 7053125, 11285000, 14106250, 28212500, 56425000]

約数ペア:

[(1, 56425000), (2, 28212500), (4, 14106250), (5, 11285000), (8, 7053125), (10, 5642500), (20, 2821250), (25, 2257000), (37, 1525000), (40, 1410625), (50, 1128500), (61, 925000), (74, 762500), (100, 564250), (122, 462500), (125, 451400), (148, 381250), (185, 305000), (200, 282125), (244, 231250), (250, 225700), (296, 190625), (305, 185000), (370, 152500), (488, 115625), (500, 112850), (610, 92500), (625, 90280), (740, 76250), (925, 61000), (1000, 56425), (1220, 46250), (1250, 45140), (1480, 38125), (1525, 37000), (1850, 30500), (2257, 25000), (2440, 23125), (2500, 22570), (3050, 18500), (3125, 18056), (3700, 15250), (4514, 12500), (4625, 12200), (5000, 11285), (6100, 9250), (6250, 9028), (7400, 7625)]