161513224

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{227}}^1$

素因数の和:434

約数の個数: 64

約数和(自身を含む): 332697600

約数和(自身を除く): 171184376

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 151, 152, 227, 248, 302, 454, 589, 604, 908, 1178, 1208, 1816, 2356, 2869, 4313, 4681, 4712, 5738, 7037, 8626, 9362, 11476, 14074, 17252, 18724, 22952, 28148, 34277, 34504, 37448, 56296, 68554, 88939, 133703, 137108, 177878, 267406, 274216, 355756, 534812, 651263, 711512, 1062587, 1069624, 1302526, 2125174, 2605052, 4250348, 5210104, 8500696, 20189153, 40378306, 80756612, 161513224]

約数ペア:

[(1, 161513224), (2, 80756612), (4, 40378306), (8, 20189153), (19, 8500696), (31, 5210104), (38, 4250348), (62, 2605052), (76, 2125174), (124, 1302526), (151, 1069624), (152, 1062587), (227, 711512), (248, 651263), (302, 534812), (454, 355756), (589, 274216), (604, 267406), (908, 177878), (1178, 137108), (1208, 133703), (1816, 88939), (2356, 68554), (2869, 56296), (4313, 37448), (4681, 34504), (4712, 34277), (5738, 28148), (7037, 22952), (8626, 18724), (9362, 17252), (11476, 14074)]