161539508

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{4457}}^1$

素因数の和:4532

約数の個数: 48

約数和(自身を含む): 330284304

約数和(自身を除く): 168744796

約数列:

[1, 2, 4, 13, 17, 26, 34, 41, 52, 68, 82, 164, 221, 442, 533, 697, 884, 1066, 1394, 2132, 2788, 4457, 8914, 9061, 17828, 18122, 36244, 57941, 75769, 115882, 151538, 182737, 231764, 303076, 365474, 730948, 984997, 1969994, 2375581, 3106529, 3939988, 4751162, 6213058, 9502324, 12426116, 40384877, 80769754, 161539508]

約数ペア:

[(1, 161539508), (2, 80769754), (4, 40384877), (13, 12426116), (17, 9502324), (26, 6213058), (34, 4751162), (41, 3939988), (52, 3106529), (68, 2375581), (82, 1969994), (164, 984997), (221, 730948), (442, 365474), (533, 303076), (697, 231764), (884, 182737), (1066, 151538), (1394, 115882), (2132, 75769), (2788, 57941), (4457, 36244), (8914, 18122), (9061, 17828)]