51215600

素因数分解:

$2^4\times 5^2\times {\mathrm{61}}^1\times {\mathrm{2099}}^1$

素因数の和:2178

約数の個数: 60

約数和(自身を含む): 125122200

約数和(自身を除く): 73906600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 200, 244, 305, 400, 488, 610, 976, 1220, 1525, 2099, 2440, 3050, 4198, 4880, 6100, 8396, 10495, 12200, 16792, 20990, 24400, 33584, 41980, 52475, 83960, 104950, 128039, 167920, 209900, 256078, 419800, 512156, 640195, 839600, 1024312, 1280390, 2048624, 2560780, 3200975, 5121560, 6401950, 10243120, 12803900, 25607800, 51215600]

約数ペア:

[(1, 51215600), (2, 25607800), (4, 12803900), (5, 10243120), (8, 6401950), (10, 5121560), (16, 3200975), (20, 2560780), (25, 2048624), (40, 1280390), (50, 1024312), (61, 839600), (80, 640195), (100, 512156), (122, 419800), (200, 256078), (244, 209900), (305, 167920), (400, 128039), (488, 104950), (610, 83960), (976, 52475), (1220, 41980), (1525, 33584), (2099, 24400), (2440, 20990), (3050, 16792), (4198, 12200), (4880, 10495), (6100, 8396)]