161965576

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{929}}^1$

素因数の和:1022

約数の個数: 64

約数和(自身を含む): 339264000

約数和(自身を除く): 177298424

約数列:

[1, 2, 4, 8, 19, 31, 37, 38, 62, 74, 76, 124, 148, 152, 248, 296, 589, 703, 929, 1147, 1178, 1406, 1858, 2294, 2356, 2812, 3716, 4588, 4712, 5624, 7432, 9176, 17651, 21793, 28799, 34373, 35302, 43586, 57598, 68746, 70604, 87172, 115196, 137492, 141208, 174344, 230392, 274984, 547181, 653087, 1065563, 1094362, 1306174, 2131126, 2188724, 2612348, 4262252, 4377448, 5224696, 8524504, 20245697, 40491394, 80982788, 161965576]

約数ペア:

[(1, 161965576), (2, 80982788), (4, 40491394), (8, 20245697), (19, 8524504), (31, 5224696), (37, 4377448), (38, 4262252), (62, 2612348), (74, 2188724), (76, 2131126), (124, 1306174), (148, 1094362), (152, 1065563), (248, 653087), (296, 547181), (589, 274984), (703, 230392), (929, 174344), (1147, 141208), (1178, 137492), (1406, 115196), (1858, 87172), (2294, 70604), (2356, 68746), (2812, 57598), (3716, 43586), (4588, 35302), (4712, 34373), (5624, 28799), (7432, 21793), (9176, 17651)]