164048565

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 290672640

約数和(自身を除く): 126624075

約数列:

[1, 3, 5, 15, 19, 37, 47, 57, 95, 111, 141, 185, 235, 285, 331, 555, 703, 705, 893, 993, 1655, 1739, 2109, 2679, 3515, 4465, 4965, 5217, 6289, 8695, 10545, 12247, 13395, 15557, 18867, 26085, 31445, 33041, 36741, 46671, 61235, 77785, 94335, 99123, 165205, 183705, 232693, 233355, 295583, 495615, 575609, 698079, 886749, 1163465, 1477915, 1726827, 2878045, 3490395, 4433745, 8634135, 10936571, 32809713, 54682855, 164048565]

約数ペア:

[(1, 164048565), (3, 54682855), (5, 32809713), (15, 10936571), (19, 8634135), (37, 4433745), (47, 3490395), (57, 2878045), (95, 1726827), (111, 1477915), (141, 1163465), (185, 886749), (235, 698079), (285, 575609), (331, 495615), (555, 295583), (703, 233355), (705, 232693), (893, 183705), (993, 165205), (1655, 99123), (1739, 94335), (2109, 77785), (2679, 61235), (3515, 46671), (4465, 36741), (4965, 33041), (5217, 31445), (6289, 26085), (8695, 18867), (10545, 15557), (12247, 13395)]