205226788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{5399}}^1$

素因数の和:5476

約数の個数: 48

約数和(自身を含む): 419126400

約数和(自身を除く): 213899612

約数列:

[1, 2, 4, 13, 17, 26, 34, 43, 52, 68, 86, 172, 221, 442, 559, 731, 884, 1118, 1462, 2236, 2924, 5399, 9503, 10798, 19006, 21596, 38012, 70187, 91783, 140374, 183566, 232157, 280748, 367132, 464314, 928628, 1193179, 2386358, 3018041, 3946669, 4772716, 6036082, 7893338, 12072164, 15786676, 51306697, 102613394, 205226788]

約数ペア:

[(1, 205226788), (2, 102613394), (4, 51306697), (13, 15786676), (17, 12072164), (26, 7893338), (34, 6036082), (43, 4772716), (52, 3946669), (68, 3018041), (86, 2386358), (172, 1193179), (221, 928628), (442, 464314), (559, 367132), (731, 280748), (884, 232157), (1118, 183566), (1462, 140374), (2236, 91783), (2924, 70187), (5399, 38012), (9503, 21596), (10798, 19006)]