49370440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{25189}}^1$

素因数の和:25214

約数の個数: 48

約数和(自身を含む): 129224700

約数和(自身を除く): 79854260

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 25189, 50378, 100756, 125945, 176323, 201512, 251890, 352646, 503780, 705292, 881615, 1007560, 1234261, 1410584, 1763230, 2468522, 3526460, 4937044, 6171305, 7052920, 9874088, 12342610, 24685220, 49370440]

約数ペア:

[(1, 49370440), (2, 24685220), (4, 12342610), (5, 9874088), (7, 7052920), (8, 6171305), (10, 4937044), (14, 3526460), (20, 2468522), (28, 1763230), (35, 1410584), (40, 1234261), (49, 1007560), (56, 881615), (70, 705292), (98, 503780), (140, 352646), (196, 251890), (245, 201512), (280, 176323), (392, 125945), (490, 100756), (980, 50378), (1960, 25189)]