74243390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{197}}^1\times {\mathrm{223}}^1$

素因数の和:453

約数の個数: 48

約数和(自身を含む): 146095488

約数和(自身を除く): 71852098

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 197, 223, 338, 394, 446, 845, 985, 1115, 1690, 1970, 2230, 2561, 2899, 5122, 5798, 12805, 14495, 25610, 28990, 33293, 37687, 43931, 66586, 75374, 87862, 166465, 188435, 219655, 332930, 376870, 439310, 571103, 1142206, 2855515, 5711030, 7424339, 14848678, 37121695, 74243390]

約数ペア:

[(1, 74243390), (2, 37121695), (5, 14848678), (10, 7424339), (13, 5711030), (26, 2855515), (65, 1142206), (130, 571103), (169, 439310), (197, 376870), (223, 332930), (338, 219655), (394, 188435), (446, 166465), (845, 87862), (985, 75374), (1115, 66586), (1690, 43931), (1970, 37687), (2230, 33293), (2561, 28990), (2899, 25610), (5122, 14495), (5798, 12805)]