201977605

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{853}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 265628160

約数和(自身を除く): 63650555

約数列:

[1, 5, 23, 29, 71, 115, 145, 355, 667, 853, 1633, 2059, 3335, 4265, 8165, 10295, 19619, 24737, 47357, 60563, 98095, 123685, 236785, 302815, 568951, 1392949, 1756327, 2844755, 6964745, 8781635, 40395521, 201977605]

約数ペア:

[(1, 201977605), (5, 40395521), (23, 8781635), (29, 6964745), (71, 2844755), (115, 1756327), (145, 1392949), (355, 568951), (667, 302815), (853, 236785), (1633, 123685), (2059, 98095), (3335, 60563), (4265, 47357), (8165, 24737), (10295, 19619)]