99979600

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{5101}}^1$

素因数の和:5133

約数の個数: 90

約数和(自身を含む): 279472254

約数和(自身を除く): 179492654

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 3920, 4900, 5101, 9800, 10202, 19600, 20404, 25505, 35707, 40808, 51010, 71414, 81616, 102020, 127525, 142828, 178535, 204040, 249949, 255050, 285656, 357070, 408080, 499898, 510100, 571312, 714140, 892675, 999796, 1020200, 1249745, 1428280, 1785350, 1999592, 2040400, 2499490, 2856560, 3570700, 3999184, 4998980, 6248725, 7141400, 9997960, 12497450, 14282800, 19995920, 24994900, 49989800, 99979600]

約数ペア:

[(1, 99979600), (2, 49989800), (4, 24994900), (5, 19995920), (7, 14282800), (8, 12497450), (10, 9997960), (14, 7141400), (16, 6248725), (20, 4998980), (25, 3999184), (28, 3570700), (35, 2856560), (40, 2499490), (49, 2040400), (50, 1999592), (56, 1785350), (70, 1428280), (80, 1249745), (98, 1020200), (100, 999796), (112, 892675), (140, 714140), (175, 571312), (196, 510100), (200, 499898), (245, 408080), (280, 357070), (350, 285656), (392, 255050), (400, 249949), (490, 204040), (560, 178535), (700, 142828), (784, 127525), (980, 102020), (1225, 81616), (1400, 71414), (1960, 51010), (2450, 40808), (2800, 35707), (3920, 25505), (4900, 20404), (5101, 19600), (9800, 10202)]