68397568

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:205

約数の個数: 80

約数和(自身を含む): 147312000

約数和(自身を除く): 78914432

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 79, 89, 128, 152, 158, 178, 256, 304, 316, 356, 512, 608, 632, 712, 1216, 1264, 1424, 1501, 1691, 2432, 2528, 2848, 3002, 3382, 4864, 5056, 5696, 6004, 6764, 7031, 9728, 10112, 11392, 12008, 13528, 14062, 20224, 22784, 24016, 27056, 28124, 40448, 45568, 48032, 54112, 56248, 96064, 108224, 112496, 133589, 192128, 216448, 224992, 267178, 384256, 432896, 449984, 534356, 768512, 865792, 899968, 1068712, 1799936, 2137424, 3599872, 4274848, 8549696, 17099392, 34198784, 68397568]

約数ペア:

[(1, 68397568), (2, 34198784), (4, 17099392), (8, 8549696), (16, 4274848), (19, 3599872), (32, 2137424), (38, 1799936), (64, 1068712), (76, 899968), (79, 865792), (89, 768512), (128, 534356), (152, 449984), (158, 432896), (178, 384256), (256, 267178), (304, 224992), (316, 216448), (356, 192128), (512, 133589), (608, 112496), (632, 108224), (712, 96064), (1216, 56248), (1264, 54112), (1424, 48032), (1501, 45568), (1691, 40448), (2432, 28124), (2528, 27056), (2848, 24016), (3002, 22784), (3382, 20224), (4864, 14062), (5056, 13528), (5696, 12008), (6004, 11392), (6764, 10112), (7031, 9728)]