161554910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4547}}^1$

素因数の和:4601

約数の個数: 64

約数和(自身を含む): 353652480

約数和(自身を除く): 192097570

約数列:

[1, 2, 5, 10, 11, 17, 19, 22, 34, 38, 55, 85, 95, 110, 170, 187, 190, 209, 323, 374, 418, 646, 935, 1045, 1615, 1870, 2090, 3230, 3553, 4547, 7106, 9094, 17765, 22735, 35530, 45470, 50017, 77299, 86393, 100034, 154598, 172786, 250085, 386495, 431965, 500170, 772990, 850289, 863930, 950323, 1468681, 1700578, 1900646, 2937362, 4251445, 4751615, 7343405, 8502890, 9503230, 14686810, 16155491, 32310982, 80777455, 161554910]

約数ペア:

[(1, 161554910), (2, 80777455), (5, 32310982), (10, 16155491), (11, 14686810), (17, 9503230), (19, 8502890), (22, 7343405), (34, 4751615), (38, 4251445), (55, 2937362), (85, 1900646), (95, 1700578), (110, 1468681), (170, 950323), (187, 863930), (190, 850289), (209, 772990), (323, 500170), (374, 431965), (418, 386495), (646, 250085), (935, 172786), (1045, 154598), (1615, 100034), (1870, 86393), (2090, 77299), (3230, 50017), (3553, 45470), (4547, 35530), (7106, 22735), (9094, 17765)]