72503810

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{22447}}^1$

素因数の和:22490

約数の個数: 32

約数和(自身を含む): 145463040

約数和(自身を除く): 72959230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 22447, 44894, 112235, 224470, 381599, 426493, 763198, 852986, 1907995, 2132465, 3815990, 4264930, 7250381, 14500762, 36251905, 72503810]

約数ペア:

[(1, 72503810), (2, 36251905), (5, 14500762), (10, 7250381), (17, 4264930), (19, 3815990), (34, 2132465), (38, 1907995), (85, 852986), (95, 763198), (170, 426493), (190, 381599), (323, 224470), (646, 112235), (1615, 44894), (3230, 22447)]